CrimeIncumbent lawmaker Dela Rosa now placed under Senate's protective custodySupporters of Senator Ronald Dela Rosa, the chief enforcer of former President Rodrigo Duterte's deadly "war on drugs," hold a protest as Dela Rosa is placed under the protective custody of the Senate in Pasay City, Metro Manila, Philippines, on Monday. © ReutersMANILA -- The International Criminal Court confirmed Monday night that it has issued an arrest warrant for Philippine Sen. Ronald Dela Rosa, accusing him of acting as a co-perpetrator in ex-President Rodrigo Duterte's antidrug campaign.