MANILA, Philippines — Three days before the Senate opens the impeachment trial of Vice President Sara Duterte, the Pasay City Traffic and Parking Management Office on Friday announced the temporary closure of portions of Diokno Boulevard beginning Monday, July 6.Both the northbound and southbound lanes of Diokno Boulevard, from Seaside Boulevard to Atang Dela Rama Street, will be closed every Monday, Tuesday and Wednesday from 7 a.m. to 7 p.m. t…