the u.s. going into recession. and thus the market not being able to support these levels. >> we'll watch it closely, trish will be one of the moderators a week from tonight when fox business hosts the next republican candidate debate. from charleston, south carolina. first event at 6:00 p.m. eastern, the primetime debate starts at 9:00. shifting to politics and the growing sense of urgency tonight. in iowa and in new hampshire as we get closer to the first steps in winnowing the gop presidential field. chief political correspondent carl cameron in new hampshire looks at the republican infighting that is sure to get nastier as we get closer to voting day. >> under fire from all sides, marco rubio took the gloves off today with new attacks on new jersey governor chris christie for moderate positions in the early '90s. >> when it comes to chris christie. he got into politics as a supporter of gun control. that's why he ran. he made a personal contribution