TRANSPORT group Pinagkaisang Samahan ng mga Tsuper at Opereytor Nationwide (Piston) will hold a protest rally on Thursday, May 24, to call for a “general oil price rollback.”

In a media advisory, Piston President George San Mateo said that jeepney drivers and operators would protest in front of the Shell Tower in Valero St., Makati at 10 a.m. “to condemn a succession of huge oil price hikes.”