Last Wednesday Ted Cruz reneged on his promise to endorse the Republican nominee Donald Trump.

The RNC convention BOOED HIM OFF STAGE!

Ted Cruz fails to endorse Donald Trump; crowd boos as he walks off stage.pic.twitter.com/Fr28ZRg0JX — Breaking911 (@Breaking911) July 21, 2016

Best selling author and columnist Ann Coulter weighed in on Cruz’s bitter stunt on CNBC.

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Ann Coulter: Rubio comes out and as tepid as it may be, he endorses Donald Trump. It’s Cruz who is a little bitch who can’t get over it.