The White House has been discussing the possibility of using military force if Hezbollah joins the war in Gaza and attacks Israel with its huge arsenal of rockets, three U.S. officials and one Israeli official with knowledge of the situation tell Axios. Why it matters: Lebanon-based Hezbollah joining the war would dramatically escalate the Middle East's worst conflict in decades — raising the likelihood of mass civilian casualties in Israel and Lebanon and possibly drawing in the U.S. The Israeli military — now focused mostly on Gaza — would have a significantly more difficult time fighting on two fronts ... (full story)