January 16, 2014 8:34 am Romney aggressively challenges Gingrich in Florida debate With only days to go before the Florida primary, Mitt Romney was the aggressor, aiming his attacks at Newt Gingrich US & World Videos 14:37 @Issue extra: A retrospective on the Boston 2024 Olympics bid 3:07 What's working for Biden's campaign — and what's not working for Trump 4:10 Thoughts as jury selection gets underway in Trump's hush money trial 1:06 Former Sen. Joseph Lieberman dead at 82 1:23 Majorie Taylor Greene files motion to oust Mike Johnson from House speakership