President Trump tore into Sen. Ben Sasse Saturday in a series of tweets after the Nebraska Republican excoriated the president in a recent call with constituents and called him a "TV-obsessed narcissistic individual." Trump said "Little Ben" is the "least effective" Republican in the Senate and "a person who truly doesn’t have what it takes to be great." "Little Ben is a liability to the Republican Party, and an embarrassment to the Great State of Nebraska.