Presenting a vaccination certificate against COVID-19 will no longer be necessary when Team Philippines goes for its overall title-retention drive in the 31st Southeast Asian Games in Hanoi, Vietnam. Philippine Olympic Committee president Rep. Abraham “Bambol’’ Tolentino also shared that Vietnam organizers would permit athletes and coaches to visit restaurants, bars, shopping centers and tourist spots within their areas. “Athletes and coaches will be confined to their respective areas and hotels for the duration of their stay, but can go around within the vicinity,’’ said Tolentino, adding tha…