Damascus, Powell, immigration and a Mars rock

A U.S.-brokered ceasefire takes hold in Syria as the interim president promises to protect the rights of the Druze minority. Trump says he's not planning to fire Fed chair Jerome Powell. Trump's approval rating on immigration drops to its lowest point. And  the biggest piece of Mars ever to make it to earth sells for a record $5.3 million. Sign up for the Reuters Econ World newsletter here. Listen to the Reuters Econ World podcast here. Find the Recommended Read here. Visit the Thomson Reuters Privacy Statement for information on our privacy and data protection practices. You may also visit megaphone.fm/adchoices to opt out of targeted advertising. Learn more about your ad choices. Visit megaphone.fm/adchoices