CNBC Daily Open: Markets exhale as Trump steps back, OPEC+ steps up

U.S. Army paratroopers prepare an M119 howitzer for a fire mission during a field artillery live-fire exercise in the Middle East. Courtesy: U.S. ArmyHello, this is Anniek Bao writing to you from Singapore. Welcome to another edition of CNBC's Daily Open.President Trump's decision to call off a planned strike on Iran sent oil prices tumbling, as investors repriced the risk premium after OPEC+ moved to pump more oil. Markets, unsurprisingly, climbed on optimism over diplomatic overtures, with futures rallying ahead of a jobs report and a stacked earnings week. Japan and the U.S., meanwhile, confirmed they had joined hands to prop up the yen — their first such effort since 2011. What you need to know todayTrump said he has canceled a planned attack on Iran, and he reached an agreement over the "perimeters of a deal," signaling that the off-ramp that allows both sides to return to the negotiating table might be within reach — hopefully. The agreement would include the complete opening of the Strait of Hormuz and an end to Iran's nuclear threat, Trump said, adding that the decision would be "subject to being able to rapidly make a DEAL." Israel has joined the commitment, he said. The r...