He meant "Melania is happy to be here." You have to be pretty flexible to spin it into what the title suggests, but you'll still have to try harder.
Stop the presses. Having watched the video, I think Sanchez is dead right here. In fact, Trump starts to say something immediately after words starting with she really, and then it was suddenly cut off.
Okay, he's an idiotic sexist pig with a trophy wife who he's undoubtedly cheated on with more coke whores then one can count. But this is a Bonafide unfair attack.