The Pakistani navy ships PNS ASLAT (F 265), left, and PNS KHAIBAR (D 163) lay tied up at a pier following their commissioning. The ASLAT and KHAIBAR, formerly the frigate USS O'CALLAHAN (FF 1051) and the guided missile frigate USS BROOKE (FFG 1), respectively, are being leased to the government of Pakistan for five years