"How will we continue to commemorate when there are no survivors left? There's not many of us left who were 15 at the time," says Joseph Schwartz, 95.

Officials say they are "unaware" of any plans for a defense alliance that would include Israel. Meanwhile, US President Joe Biden also fails to secure an immediate rise in Saudi oil output to offset spiraling gas prices.

Driver, 17, is believed to have stolen a car and ran over the police officer in an attempt to avoid arrest.

"Israel is very pleased with the president's visit. It was a very successful visit that illustrated the deep friendship that binds the United States and Israel, and that specifically binds President Biden to Israel and the Israeli people," says a senior Jerusalem source.

"Fighter jets struck one of Hamas' most significant rocket production sites in Gaza. This strike will significantly impede Hamas' force-building capabilities," the military says.