Gaza, Sept. 15 -- Hamas said on Sunday it had suspended talks on a prisoner swap with Israel after accusing Israel of targeting its negotiating delegation in the Qatari capital Doha last week.

"Negotiations cannot continue if the delegation responsible for them is attacked inside the country acting as mediator," Tahir al-Nono, a senior Hamas official, said in a statement.

Hamas said Israeli airstrikes last Tuesday hit residential compounds in Doha used by its leaders while they were discussing a U.S.-backed ceasefire proposal. The delegation, led by senior Hamas official Khalil al-Hayya, survived, but five Hamas members and a Qatari security officer were killed, the group said.

Al-Nono accused Israeli Prime Minister Benjamin Netanyahu of...