the republican candidates take the stage in this, their last face-off before the florida primarily. i ll moderate tonight s republican debate right here on cnn. everyone s talking about the tension on the tarmac. in your face airport encounter between arizona s republican governor. what was that all about? and newt gingrich vows to establish a permanent colony on the moon. will that idea take off with voters? i m wolf blitzer on the campus of the university of north florida in jacksonville. you re in the situation room. just four hours from now, the four remaining republican candidates will square off right here in jacksonville. it s the final debate before next tuesday s crucial florida primary. it s become a grudge match between the front-runners, mitt romney and newt gingrich. our chief analyst gloria borger is here and jim acosta has been covering this campaign. jim. let me start with you. it looks like romney may try to go to the jugular. somebody may go to t
2012. we were getting you up to speed on the bizarre fires. look at this man with the ponytail. he s been arrested. this is the worst string of fires in that city since the riots of 92. get this. there may be annism grags beef allegedly involved with this arrest. lots more to tell yu about that. that s coming up. he looked like he was kind of smirking in that video. a man accused of killing a park ranger is found dead fats down in a waterfall. apparently the exposure to all the cold there. the mountain is shut down as the rangers regroup and mourn the loss of one of their own. we don t worry so much that the sniper is out there. they ve shut down the search. they pretty much figure they ve got the guy. also, did you feel it this morning when you woke up or did you have to shovel it? it has been a serious cold day in the midwest. it s basically slamming us this weather. it s actually moving into the east as well. a couple feet of snow in some places in the great lak