A top official in former President George W. Bush’s administration announced her endorsement of Vice President Kamala Harris on Fox News Wednesday. Ann Veneman, the first female Department of Agriculture secretary, told the conservative network she will join a mounting number of Republicans who will not cast a ballot for former President Donald Trump, according to the report. “As our nation stands at a critical juncture, the upcoming presidential election presents a stark contrast in leadership and values,” Veneman said in a reported statement, “particularly for rural communities and agricultu…