Trump struggles to find line of attack against Harris: ‘They are literally grasping at straws’

As Republicans rev up their anti-Kamala Harris campaign, they’re having a hard time finding a consistent line of attack.

In recent days, Republicans have slammed the vice president for everything from her handling of immigration and her past as a prosecutor to her “terrible,” “horrible” and “mean” demeanor. On Wednesday, Donald Trump called Harris a “radical, left lunatic,” then branded her “nasty” in a Fox News…