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Grover Norquist responds to Sen. Chambliss' rejection of his tax pledge saying the pledge was to the people of Georgia.
House Republicans have requested a hearing next week on what the State Department knew about security in Benghazi.
Rep. Todd Akin defies GOP and stays in his race, compromising chances of a GOP-won Senate majority. Dana Bash reports.
"Invisible Obama's chair" is now haunting the Democrats' convention. CNN's Jeanne Moos reports on empty chairs everywhere.
Wolf Blitzer talks to former Rep. Artur Davis, a speaker at the RNC, about why he left the Democratic party.
RELATED STORY: Congressional Black Caucus blasts Artur Davis over party switch
Washington (CNN) - Republican sources say they're in a Catch-22 situation on how to reply to Senate Majority Leader Harry Reid's claims that GOP presidential candidate Mitt Romney went 10 years without paying taxes.
They understand that they're taking Reid's bait and that responding to his unsubstantiated claims against Romney keeps alive the issue of Romney's refusing to release his tax returns.
The GOP announcement of convention speakers may offer clues about Mitt Romney's V.P. short list. CNN's John King reports.
CNN's Dana Bash reports on the drama surrounding Republicans' latest attempt to overturn the health care law.
RELATED STORY: House Republicans vote, again, to repeal health care law