kabul suicide bomber blow entrance shi ite muslim mosque kabul attackers storm build kill least 30 people include worshippers gather friday prayers officials say islamic state launch several attack minority shi ite target afghanistan claim responsibility jihadist group news agency say assault spark chaos worshippers flee others frantically search miss family members attackers slaughter people like sheep one go rescue say murtaza young boy whose parent trap inside attack unfold lot people grind one try rescue friday even police say secure mosque khair khana area capital three attackers dead witness say throw grenades police officials say suicide bomber detonate gate second suicide bomber detonate among group women mosque official say security source put overall toll 30 people kill dozens wound least 10 civilians kill include women children another 30 wound ministry interior spokesman najib danish say early day least three policemen also kill eight wound say police say rescue 100 worshippers least 15 wound take city hospitals say ismail kawosi spokesman ministry public health one witness say pacha say four attackers enter mosque first suicide bomber open fire martyr two security guard entrance mosque enter inside tell reuters human right activists condemn attack late campaign sectarian violence insurgents carry atrocities specific ethnic religious community commit war crimes possibly crimes humanity patricia gossman senior researcher human right watch say statement suicide attack kabul shi'ite mosque kill least 30