TOP TWEETS

Remembering 9/11 - Sen. David Vitter (R-La.)
'With heavy hearts, we remember' - Gov. Martin O'Malley (D-Md.)
Thinking about the innocent victims - Rep. Patrick McHenry (R-N.C.)
Never forget - Rep. Kevin McCarthy (R-Calif.)
Loan program good news - Sen. Claire McCaskill (D-Mo.)
The need for social media - Price Floyd (DoD)
The day the world changed forever - Manan Trivdei (D-Pa.)
We must win war on terror - Sen. Chuck Grassley (R-Iowa)
Moving ceremony at Pa. 9/11 site - Rep. Joe Sestak (D-Pa.)
POTUS' Day of Service - Mark Knoller (CBS News)