Rep. Ruben Gallego: Donald Trump Is ‘Absolutely’ Mentally Unstable

COSTELLO: "You think he's unstable?" 
GALLEGO: "I absolutely believe he's unstable." 
COSTELLO: "Like mentally unstable?" 
GALLEGO: "I do believe he's mentally unstable. I believe he is very -- he's very -- who in their right mind would attack a Gold Star family? And not only that, once they've actually done that, then turn around and double and then accusing a Gold Star mother of not being able to speak because of some weird religious bias that he believes that she had. This is not normal."