she has more. barbara? >> wolf, defense secretary robert gates has been saying for days that a no-fly zone over libya amounts to combat. i talked earlier today to a retired naval officer who has actually done it. it's been done before. in the no-fly zone over iraq, u.s. war planes patrolled for over a decade, bombing targets, trying to keep the iraqi military boxed in. retired admiral john nafman commanded piloting flying the missions. it wasn't always easy. >> in southern iraq we tried to blow up one of these sector operation centers probably ten different times. >> reporter: then ask nathman about libya. a 1986 bombing led to a u.s. retaliatory strike. nathman flew the lead f-18 fighter jet over libya. u.s. fighters fired missiles.