Obama endorses Clinton as Sanders vows to team up fight GOP

WASHINGTON (AP) — President Barack Obama formally endorsed Hillary Clinton's bid for the White House on Thursday, praising his former secretary of state's experience and grit, and urging Democrats to unite behind her in the fight against Republicans in the fall.

WASHINGTON (AP) — President Barack Obama formally endorsed Hillary Clinton's bid for the White House on Thursday, praising his former secretary of state's experience and grit, and urging Democrats to unite behind her in the fight against Republicans in the fall.…