Fed's Lockhart: Two rate hikes this year 'certainly possible', flags Brexit risk
May 03, 2016 at 09:09 AM EDT
AMELIA ISLAND, Fla. (Reuters) - The United States could see two further interest rate rises this year but uncertainties abound including the impact on the U.S. economy should Britain vote to leave the European Union, Atlanta Fed President Dennis Lockhart said on Tuesday.