The Situation Room with Wolf Blitzer: The command center for breaking news, politics and extraordinary reports from around the world. The Situation Room airs weekdays 6p-7p Eastern, Monday through Friday on CNN. Visit CNN.com/TheSituationRoom.
Police searching homes and shooter's car for explosives; Trump claims spy was placed in campaign to frame him; CNN: informant was not planted inside Trump campaign; Giuliani: We don't know if there is an FBI informant via Knit