hillary versus donald. she says she's disappointed in her old friend and former campaign contributor for his shocking remarks about mexicans. and tonight clinton is accusing the other gop candidates of not being all that different from trump on the crucial issue of immigration. plus midair collision. an air force fighter jet and small plane collide in mid flight reigning down debris over a large area how could this happen. and failure to train, the pentagon acknowledges a stunning lack of progress teaching syrian rebels to fights isis. critics say it is more proof that the president's isis strategy isn't working. welcome to our viewers in the united states and around the world, wolf blitzer is off today, i'm jim sciuto, and you're in the situation room.