• Burris chided by ethics panel
• Burr, Hagan clash on bill
• U.S. applauded for help with free-trade region
• Etheridge won't run against Burr
• Lexington lawyer says he won't challenge Burr
• Lexington lawyer decides not to challenge Burr for U.S. Senate
• Roll Call
• Dems press to get votes
• Obama signs $24 billion bill to stimulate economy
• Hagan asks that N.C. judge be dropped from nomination