Sec. Concepcion: Vaccine rollout for private sector still being conducted; AFP, PNP, and PCG sign a memorandum of agreement to strengthen interoperability; Coast Guard recognized as 3rd armed service of government; P3.4-M illegal drugs seized; 2 suspects nabbed in buy-bust operation in Quiapo, Manila; Sen. Go to Philhealth president: Expedite processing of 12.5-M claims