memeorandum: Iowa Conservative Bob Vander Plaats Weighing Senate Run (Hunter Schwarz/BuzzFeed)

11:15 AM ET, September 16, 2013

Top Items:

Police search for active shooter on grounds of Washington Navy Yard in Southeast D.C. — A D.C. police officer is among the people shot at the Washington Navy Yard on Monday morning. — A police spokesman confirmed at 9:20 a.m. that the officer was shot near the room where a lone gunman …

Discussion: WJLA-TV, ThinkProgress, Crooks and Liars, CNN, Talking Points Memo, Mediaite, NPR, Daily Kos, Gawker, Macleans.ca, Scared Monkeys and National Review

Navy.mil:

Active Shooter at Washington Navy Yard — WASHINGTON (NNS) — An active shooter was reported inside the Naval Sea Systems Command Headquarters building (Bldg. 197) on the Washington Navy Yard at 8:20 a.m. (Eastern Time). — There is one confirmed injury.

Discussion: Yahoo! News, The Moderate Voice, Guardian, Talking Points Memo, New York Times, Defense One, Mediaite, The Gateway Pundit, Business Insider, Washington Monthly, American Spectator, Shakesville and The Raw Story

nbcwashington.com:

Four Dead Among 10 Shot at D.C. Navy Yard; At Least 1 Shooter Still At Large — D.C. police officer, base security officer among those shot; at least one gunman still at large — Four people were killed and at least 10 were shot - two of the victims police officers - at the Washington …

Discussion: Weekly Standard, Hot Air, WND, NBCNews and Ed Driscoll

Austin Wright / Politico:
Shooter stalks Washington Navy Yard

Discussion: ABC News

Dan Morrison / CBS DC:
4 Killed, 8 Injured at Washington Navy Yard

Discussion: The Lonely Conservative

David Wessel / Wall Street Journal:

Summers Withdraws Name for Fed Chairmanship — Former Treasury Secretary Calls Obama, Cites ‘Acrimonious’ Coming Confirmation — WASHINGTON— Lawrence Summers, a former U.S. Treasury secretary, called President Barack Obama Sunday to say he is pulling out of the contest to succeed Ben Bernanke as chairman of the Federal Reserve.

New York Times:
Summers Pulls Name From Consideration for Fed Chief

Discussion: JustOneMinute, USA Today, DealBook, NBCNews, The Week, Outside the Beltway, msnbc.com, Wonkblog, addictinginfo.org, The Monkey Cage, Prairie Weather, Economix, AEIdeas, NPR, FOX News Radio and The Caucus

Robert Kuttner / The Huffington Post:
Summers' End

Discussion: Washington Monthly, American Prospect, Washington Wire and Business Insider

Bloomberg:
Summers Quit Fed Quest After Democrats Spurned Obama Favorite

Discussion: The Daily Beast

Ben White / Reuters:
With Larry Summers out, what's next?

Discussion: Politico, The Fix and The Reaction

Ezra Klein / Wonkblog:
Five reasons Obama should name Janet Yellen to chair the Federal Reserve

Discussion: Brad DeLong, The Week and Economist's View

Ben White / Politico:
Dem opposition dooms Larry Summers's Fed candidacy

Discussion: Business Insider, The Moderate Voice, Taylor Marsh, NewsBusters, Washington Post, CANNONFIRE, The Week and Hullabaloo

Beth DeFalco / New York Post:

Bill Thompson quitting mayor's race — Bill Thompson is quitting the race for mayor. — Sources said the former comptroller will throw in the towel Monday morning at a “unity” press conference on the steps of City Hall with Democratic rival Bill deBlasio and Gov. Cuomo — who thus far hasn't taken a public position in the contest.

Discussion: Yahoo! News, The Atlantic Wire, Washington Monthly, New York Times and Gothamist

Michael Barbaro / New York Times:

Thompson to Concede to de Blasio in Mayoral Primary — William C. Thompson Jr. will withdraw from the mayor's race on Monday morning at City Hall, ending his second bid to run the city, according to people told of the plan. — Mr. Thompson, a Democrat, will endorse his rival, Bill de Blasio …

Discussion: Towleroad News #gay

Azi Paybarah / Capital New York:

Sources: Cuomo working on an end to Democratic mayoral primary — Gov. Andrew Cuomo will hold an event with Bill de Blasio and Bill Thompson later this morning to help bring an end to the Democratic mayoral primary, according to multiple sources. — De Blasio won Tuesday's primary …

Discussion: Yahoo! News, Politicker, New York Magazine and Business Insider

Sam Roberts / New York Times:
Identity Politics, in a Brand-New Form

Discussion: Politicker and Daily Kos

Kyle Balluck / The Hill:

Conservatives: Obama will blink — A weakened President Obama will back down if there is a standoff over funding ObamaCare and preventing a government shutdown, House conservatives say. — They are urging Speaker John Boehner (R-Ohio) and Majority Leader Eric Cantor (R-Va.) …

Discussion: Hullabaloo and NationalJournal.com

James R. Carroll / USA Today: Ky. Sen. Mitch McConnell faces hard choices on spending

John Fund / National Review:
Congress's Exemption from Obamacare

Discussion: The Lonely Conservative

Politico:
House Republican leaders: Debt hike better fight

Discussion: The Hill, Reuters, CNN, The Impolitic and Hot Air

Washington Post: Obama and Boehner both enter upcoming domestic debates with a weakened hand

Pew Research Center for the People and the Press:

As Health Care Law Proceeds, Opposition and Uncertainty Persist — One-in-Four Backs Efforts to Make the Law Fail — As a key step in the implementation of the Affordable Care Act approaches, public views of the 2010 health care law are as negative as ever, and many are unaware of the elements …

Discussion: The Plum Line, Wall Street Journal, ThinkProgress, National Review and Washington Free Beacon

USA Today:

USA TODAY/Pew poll: Health care law faces difficult future — THE AFFORDABLE CARE ACT: STILL A TOUGH SELL — Three years after President Obama signed his signature health care overhaul, Americans are as negative toward it as they have ever been, and disapproval of the president on the issue has reached a new high.

Discussion: NBCNews, Weekly Standard and Hot Air

Detroit Free Press:

How Detroit went broke: The answers may surprise you - and don't blame Coleman Young — Detroit is broke, but it didn't have to be. An in-depth Free Press analysis of the city's financial history back to the 1950s shows that its elected officials and others charged with managing …

Discussion: Hit & Run and Betsy's Page

Dylan Byers / Politico:

President Obama holds fire — but media doesn't — President Barack Obama is damaging his presidency, weakening America's standing in the world, and displaying “inexplicable” incompetence. — The media figure making those accusations isn't Bill O'Reilly or Rush Limbaugh, Charles Krauthammer or Glenn Beck.

Paul Steinhauser / CNN:

CNN 2016 Poll: Clinton favored for Democrats; no clear GOP leader — Washington (CNN) — A new national poll in the battle for the 2016 Democratic and Republican presidential nominations indicates what you would expect: Hillary Clinton is the overwhelming Democratic frontrunner …

Discussion: Ballot Box, Des Moines Register, No More Mister Nice Blog and Politico

Betsy McCaughey / New York Post:

Obamacare will question your sex life — A man holds a sign at the ‘Exempt American from Obamacare’ rally on Sept. 10, 2013 — 'Are you sexually active? If so, with one partner, multiple partners or same-sex partners? Be ready to answer those questions and more the next time you go to the doctor …

Discussion: Althouse, Pirate's Cove and Jammie Wearing Fools