Sen. Lacson attended the special joint session of Congress on July 22, 2017. Senators voted 16-4 in favor of extending martial law over Mindanao until Dec. 31, 2017.
Before the session started, Sen. Lacson met with fellow lawmakers.
Sen. Lacson also joined a meeting of top Congress leaders before the special joint session. With Senate President Koko Pimentel; and Senators Tito Sotto and Gringo Honasan.