Navy Yard shooting: AR-15, back in the news — briefly  —  Mass shooting at D.C. Navy Yard  —  (CNN) — It has been called the most popular rifle in America, and it briefly returned to the spotlight after Monday's shooting at the Navy Yard: the AR-15.  —  A U.S. law enforcement official …

If House Republicans can't hold together, they have no leverage at all.  —  Perhaps the only war strategizing more inept than President Obama's on Syria are GOP plans for the budget hostilities this autumn.  Republicans are fracturing over tactics, and even over the nature of political reality …

Income, Poverty and Health Insurance Coverage in the United States: 2012  —  The U.S. Census Bureau announced today that in 2012, real median household income and the poverty rate were not statistically different from the previous year, while the percentage of people without health insurance coverage decreased.

Elizabeth Warren bounces Larry Summers as stock continues to rise  —  It looks like Harvard women got the last laugh on Larry Summers.  —  When Summers was president of Harvard, he got in trouble for suggesting that women like Liz Warren might be innately deficient in science and math.

The 2013 Long-Term Budget Outlook  —  Between 2009 and 2012, the federal government recorded the largest budget deficits relative to the size of the economy since 1946, causing federal debt to soar.  Federal debt held by the public is now about 73 percent of the economy's annual output, or gross domestic product (GDP).

Exclusive: Embattled Syria ‘Expert’ Elizabeth O'Bagy Says She Made ‘Many Mistakes’  —  Her research on Syria influenced key lawmakers—but ‘Dr.’ Elizabeth O'Bagy wasn't who she said she was.  For the first time, she tells Josh Rogin that she was never even in a Ph.D. program.

U.S. to Include Home Care Workers in Wage and Overtime Law  —  The Obama administration announced on Tuesday that it was extending minimum wage and overtime protections to the nation's nearly two million home care workers.  —  Advocates for low-wage workers have pushed for this change …

Booker's abandoned home a fire trap  —  Newark Mayor Cory Booker allotted $1.25 million of the city's budget to tear down deserted buildings — but his own town house erupted into flames last year after he neglected the property, allowing squatters to move in.

The new Fox News prime-time lineup  —  The long-awaited Fox News reshuffle, via Mike Allen:  —  Fox announces new lineup: Greta to 7, Bill at 8, Megyn at 9, Sean at 10  —  Fox News announces its prime-time lineup, starting Mon., Oct. 7: Greta Van Susteren moves to 7 p.m., Bill O'Reilly stays at 8 …

They Have Made A Desert, And Called It Reform  —  It was, I suppose, predictable that Europe's austerians would claim vindication at the first hint of an upturn.  Still, Wolfgang Schäuble's piece in the FT, in which he claims complete vindication because Europe has had one, count it …

The Rational Choices of Crack Addicts  —  Long before he brought people into his laboratory at Columbia University to smoke crack cocaine, Carl Hart saw its effects firsthand.  Growing up in poverty, he watched relatives become crack addicts, living in squalor and stealing from their mothers.

‘Dog Whisperer’ reps pit bulls on Hill  —  Some might find this interview for the dogs: Tuesday at 1 p.m., Rep. Tony Cardenas (D-Calif.) will be interviewed not by, say, Bob Woodward or David Gregory, but by Cesar Millan.  —  Yes, the “Dog Whisperer,” known for his show of the same name …

My grovelling apology to Herr Schäuble  —  German Finance Minister Wolfgang Schäuble has been vindicated.  —  For my part, I have been wrong about everything.  German discipline policies for the eurozone have been a tremendous success.  I am ashamed for suggesting otherwise.