Explosions rang out across Beirut on Tuesday as Israel intensified its bombardment of Lebanon and Gaza. A year after the Oct. 7 attack, Israel has opened a new front in Lebanon against Hezbollah, which has traded fire with Israel since the war in Gaza began.

Questions are mounting over Israel's "limited" operation in Lebanon as it reinforces its troops over the border and security experts warn Israel is re-strategizing its fight against Hezbollah.