Rosie O'Donnell’s return to late night reignites decades-old feud with Donald Trump

The two-decade grudge between President Donald Trump and Rosie O'Donnell was back in the spotlight Monday night, as the comedian lobbed several insults at the White House — including speaking directly to Trump — during her debut "Jimmy Kimmel Live!" opening monologue.

The former host of "The Rosie O'Donnell Show" is set to serve as the show’s guest host this week while Kimmel is on summer vacation.

O’Donnell began her monologue by poking fun at Trump’s longtime distaste for the show...