Donald Trump is reportedly considering a controversial idea: selecting GOP candidate Nikki Haley, whom he has nicknamed “Bird Brain,” as his potential vice presidential choice. Trump has been brutal toward Haley, who worked in the former president’s administration, in part because she purportedly claimed she wouldn’t run against him before doing just that. But he is now speaking with his associates about making her his number two, CBS News reports. “Former President Donald Trump has been asking allies and advisers for their thoughts about Nikki Haley as a potential vice presidential candidate,…