The U.S. has issued a stern warning to Israel, cautioning that its invasion of Rafah could potentially disrupt the supply of weapons, amidst escalating tensions in Gaza. What Happened: President Joe Biden expressed his strongest warning yet to Israel, urging it to avoid a full-scale attack on Rafah, a haven for hundreds of thousands of Palestinians fleeing conflict in other parts of Gaza, Reuters reported on Thursday. Israeli tanks seized control of the Gaza side of the Rafah border crossing with Egypt earlier this week, disrupting a vital aid route and causing approximately 80,000 people to e…