Fresh rocket barrages were fired at Israel, which responded with strikes .
Gaza City Exchanges of fire triggered by Israel's targeted killing of a top militant in Gaza raged for a second day on Wednesday and showed little sign of easing as the Palestinian death toll shot up to 23.
Fresh rocket barrages were fired at Israel, which responded with strikes on what it said were Islamic Jihad militant sites and rocket launching squads in the Gaza Strip.
In Gaza, residents surveyed damage and mourned the dead outside a mortuary and at funerals.
Schools in the blockaded Gaza Strip, an enclave of two million people, have been closed since Tuesday.