After Shooting, Alleged Gunman Details Grievances in ???  Suicide Notes???  —  A man claiming to be Bryce Williams called ABC News over the last few weeks, saying he wanted to pitch a story, and wanted to fax information.  He never told ABC News what the story was.

Biden donors lying in wait  —  Major fundraisers for Joe Biden's past campaigns have not committed to Hillary Clinton, leaving the vice president's allies convinced he can win the financial support necessary to challenge her.  —  Biden would face a financial giant in the Clinton campaign …

White House pushes for Iran filibuster  —  The administration seeks to tamp down expectations, but the numbers of supportive Senate Democrats are adding up.  —  President Barack Obama's almost certain to get the Iran nuclear deal through Congress — but whether he gets there by filibuster …

MSNBC moves Al Sharpton to Sunday mornings  —  Al Sharpton is leaving MSNBC's weekday dayside lineup, and moving to Sunday mornings.  —  Sharpton's last weekday “PoliticsNation” will be Sept. 4.  He moves to Sundays a month later on Oct. 4, according to a memo sent to MSNBC staff …

Hillary Clinton Takes ‘Responsibility’ for Email Use, Saying It 'Wasn't the Best Choice'  —  Hillary Rodham Clinton waited to be introduced Wednesday at the Des Moines Area Community College in Ankeny, Iowa.  —  Hillary Rodham Clinton said Wednesday that she understood why people had questions …

Almost None of the Women in the Ashley Madison Database Ever Used the Site  —  When hacker group Impact Team released the Ashley Madison data, they asserted that “thousands” of the women's profiles were fake.  Later, this number got blown up in news stories that asserted “90-95%” …

EARLY CONCERNS  —  Obamacare included member-run, locally based nonprofit insurers to increase competition for existing carriers.  The idea initially worked: Nevada Health CO-OP had more than a third of the market in the 2013 enrollment period, beating out big, publicly traded competitors UnitedHealth Group …

Bush on Jorge Ramos: Reporters Deserve ‘A Little More Respect’  —  Jeb Bush says that Univision anchor Jorge Ramos, who was escorted out of a press conference held by Donald Trump on Tuesday night, should have been “treated with a little more respect.”  —  “I think people with the press ought …

Facebook Launches M, Its Bold Answer to Siri and Cortana  —  Today, a few hundred Bay Area Facebook users will open their Messenger apps to discover M, a new virtual assistant.  Facebook will prompt them to test it with examples of what M can do: Make restaurant reservations.  Find a birthday gift for your spouse.

President Obama talks Va. shooting with Monica Malpass  —  Action News anchor Monica Malpass was on assignment Wednesday to interview President Barack Obama one-on-one at the White House.  —  They discussed several topics, including the shooting of two TV news staffers during a live report in Virginia.

South Carolina GOP chafes under Graham  —  Party leaders don't think their senator can win but don't feel free to endorse someone else.  —  South Carolina's Republican power brokers are facing a Lindsey Graham dilemma.  —  Wide-open nominating contests don't happen every day …

What Families Need to Get By: EPI's 2015 Family Budget Calculator  —  Contents  —  The income level necessary for families to secure an adequate but modest living standard is an important economic yardstick.  While poverty thresholds, generally set at the national level …

Industry issues plea over data reform  —  Companies torn between foreign laws for Europeans' personal data.  —  A broad industry coalition is lobbying the European Union to strike out part of an impending privacy law that could force companies to deny requests for personal data from non-member countries.

Dope and glory  —  Only Usain Bolt keeps the murkiness of world athletics in check.  —  When Usain Bolt battled to victory in the 100-meter final on the second day of the Track and Field World Championships in Beijing, he struck a blow not only for his competitive reputation but also for the image of his besieged sport.