It hasn't taken long for Donald Trump to rip into Beto O'Rourke.
The Democratic nominee announced in a Tweet on Friday that he is ending his presidential campaign.
Hours later the US President said O'Rourke "quit like a dog" and used a cuss word to describe his political opponent at a "Keep America Great" campaign rally at BancorpSouth Arena in Tupelo, Mississippi.
The former Texas congressman has been of one Trump's most vocal critics.

Trump threatens military operation against Colombia after Venezuela raid
All victims of Swiss bar fire now identified, police say
Cuba says 32 of its citizens killed in Maduro extraction
At least 30 killed in Nigeria market attack, police say
Venezuela's Maduro in custody, Trump says US will run the country
