Manny Pacquiao returns to Philippines and senate work

After Manny Pacquiao reclaimed a welterweight world title with a dominant decision victory against Jessie Vargas on Saturday night at the Thomas & Mack Center in Las Vegas, he did not spend a few days relaxing. Instead, Pacquiao, new belt in tow, left town the next night for a long flight back to the Philippines -- the plan all along so he could ensure he was at the senate chamber in Manila when the senate went back into session on Tuesday. Sure enough, Pacquiao (59-6-2, 38 KOs), who was elected…