Ansar-ul-Mujahideen claim responsibility for attack that left three people dead and another two injured.
Presidential candidate Abdullah, who had boycotted vote count over rigging allegations, agrees to participate in negotiations.
PAT chief refuses to disembark at Lahore airport unless the military assures him of its protection.
Case registered against 54 named and 3,000 unknown people under charges of terrorism, murder, riots and attack on police.
Pakistani man who killed his wife and her alleged lover has been sentenced to 10 years imprisonment after families dropped all legal claims.