Some top leaders including Omar's son and brother have refused to pledge allegiance to new leader Mansour
Taliban claimed responsibility for both the police academy attack and the battle at the U.S. special forces base.
A Taliban spokesman claimed responsibility for the suicide attack on the police academy
A senior Afghan Taliban commander based in neighboring Pakistan said Omar had died of natural causes, although he did not specify...
It was the second major attack in the capital since the start of Ramadan.
A Taliban suicide bomber and six gunmen attacked the Afghan parliament on Monday
A series of Taliban gains have raised questions about the NATO-trained Afghan security forces' ability to cope.
A roadside bomb killed at least 19 Afghan civilians including nine children in a southern province
No one immediately claimed responsibility but Taliban splinter groups have bombed several mosques belonging to religious minorities this year.