Israel beefed up its forces along its frontier with the Gaza Strip and launched air strikes against militant Hamas targets there on Thursday in response to Palestinian cross-border rocket attacks.

Israel also faced a second day of violent Palestinian protests in Jerusalem after the discovery of the body of a 16-year-old Palestinian boy on Wednesday in a forest near the city.

Israeli police are investigating the possibility that he was the victim of a revenge killing over the deaths of three Jewish teenagers, whose abduction on June 12 Israel has blamed on Islamist Hamas militants in the occupied West Bank. […]