At least five UN peacekeepers were wounded in an Israeli air strike in south Lebanon on Thursday, the United Nations said, in a raid that also killed three civilians. Israel, which has not commented on the attack on Lebanon’s Sidon city, launched a barrage of strikes after Hezbollah said it had carried out a missile attack targeting a military base near Israel’s main international airport on Wednesday. Israel has widened its attacks across Lebanon since late September, when it broadened its focus from fighting Hamas in the Gaza Strip to attempting to secure its northern border, even as the Gaz…