O’Leary Ventures Chairman Kevin O’Leary discusses his plans to build an oil refinery and reacts to the SEC’s lawsuits against crypto exchanges Binance and Coinbase on ‘The Claman Countdown.’ The U.S. arm of the world’s largest crypto exchange is suspending U.S. dollar deposits. Binance.US says its banking partners are preparing to pause fiat dollar withdrawal channels as early as June 13, The announcement comes just days after U.S. regulators sued Binance and its CEO Changpeng Zhao. The firm made the announcement in a tweet on Thursday night. CRYPTO EXCHANGE BINANCE, CEO HIT WITH CHARGES IN SEC LAWSUIT Binance logo displayed on a phone screen and representat …