NEW : 21 prison officials are wounded in the more than two hours attack , a police official says . NEW : 384 of the 21 escapees were high-profile militants , an information minister says . Attackers apparently aimed to free a senior Taliban commander , the information minister says . The Pakistani the Khyber Pakhtunkhwa Province claims responsibility and vows to continue attacks to release imprisoned militants .
NEW : Four prison officials are wounded in the two-hour attack , a police official says . NEW : 21 of the 384 escapees were high-profile militants , an information minister says . Attackers apparently aimed to free a senior Taliban commander , the information minister says . The Pakistani Taliban claims responsibility and vows to continue attacks to release imprisoned militants .