missile strikes from coalition forces. cnn's nic robertson who is in tripoli, says smoke can be seen rising from the presidential compound. >> american, french and british military forces began these air strikes on saturday the mission is being dubbed operation odyssey dawn, a u.n.-approved operation, intended to stop the libyan leader, moammar gadhafi, from violating a cease-fire and i tacking his own people. >> multiple air and missile strikes have hit military targets. u.s. joins chief of staff chairman admiral mike mullin says most of gadhafi's air defense systems and airfields have been taken out. libyan ground forces have been hit and a no-fly zone is in effect. >> the pentagon says it questions all statements that are coming from the libyan government, including this new claim of a cease-fire this is not the first time it has been made. in an angry speech on tv today,