Barbara Bush praised her son's record in a new video released by Jeb Bush's campaign on Friday, titled simply "A Message From Barbara Bush." “Jeb has been a very good father, a wonderful son, a hard worker. His heart is big," the former first lady said in the 30-second spot running on digital platforms, in coordination with a handwritten letter asking people to support her son's run. The digital spot features images of Bush with members of his family and shaking hands and talking to people on the campaign trail. She also took an implicit dig at Donald Trump in...