Provide an exhaustive summary of the following text between 50 and 120 tokens:

"Gaza City, May 9 (AP) Israel killed three senior commanders of the militant Islamic Jihad group in targeted airstrikes early Tuesday, the military said. Palestinian health officials said 13 people were killed in all, including the commanders, their wives, several of their children and others nearby.The attacks in densely populated residential areas set the stage for a new round of heavy fighting. They hit the top floor of an apartment building in Gaza City and a house in the southern town of Rafah. The Palestinian Health Ministry said 20 people were injured, and that ambulances were continuing to evacuate people from the targeted areas.Airstrikes continued in the early hours, targeting militant training sites, Israel said.In the past, Palestinian militant groups in Gaza have retaliated for such targeted killings. In anticipation of Palestinian rocket attacks in response to the airstrikes, the Israeli military advised residents of communities within 25 miles (40 kilometres) of Gaza to stay close to designated bomb shelters.Israel's Home Front command ordered the closure of schools, beaches and highways in cities and towns in southern Israel, and limited public gatherings.The military said the three targeted men had been responsible for recent rocket fire toward Israel.It identified them as NAME_1, the Islamic Jihad commander for northern Gaza Strip; NAME_2, the group's intermediary between its Gaza and West Bank mem Write exactly 4 paragraphs each separated with two new lines answering this question. The first paragraph must start with "personal".
user