MANILA, Philippines — Top litigator Benjamin S. Tolosa Jr., a founding and managing partner of Tolosa Lim & Chua Law Firm, has joined the private prosecution team in the Senate impeachment trial of Vice President Sara Duterte and will serve as the team’s legal spokesperson. Rep. Gerville “Jinky Bitrics” Luistro, chair of the House committee on justice, made the announcement on Monday at a media briefing, saying: “We would like to introduce, of c…