In the days since a fragile ceasefire took hold in the Gaza Strip, Israel has launched a major military operation in the occupied West Bank and suspected Jewish settlers have rampaged through two Palestinian towns.

Prime Minister Benjamin Netanyahu said the assault on Jenin would be “extensive and significant,” as the military erected new checkpoints across the West Bank.

Israel launched a major military operation Tuesday in the occupied West Bank city of Jenin that killed at least nine Palestinians and left at least 40 more people wounded, Palestinian health officials said,