Palestinian medics say Israeli airstrikes on the Gaza Strip have killed at least 20 people.One of the strikes overnight and into Monday hit a tent camp in the Muwasi area, an Israel-declared humanitarian zone,

At least 28 people, including children, have died in a wave of Israeli military strikes throughout the Gaza Strip, according to Gaza's civil defence agency. A school sheltering displaced families was among the facilities struck, killing eight people including four children over the weekend, the agency said.