The US State Department said Friday it would revoke the visa of Colombian President Gustavo Petro after an anti-Israel rally in New York, where he said he would open enlistment for Colombians to fight alongside the Palestinians in Gaza and called on other nations to join. Amid recent US strikes on alleged Latin American drug traffickers, Petro also urged US troops to refuse to carry out US President Donald Trump’s orders. A source from Petro’s office confirmed to AFP that Petro was traveling back to Bogota on Friday night. Petro has said he also has Italian citizenship and would not...