Washington (CNN) - President Donald Trump thinks he's overdue some credit for steering the strongest economy on the planet -- and he's probably right. "These numbers are very, very sustainable -- this isn't a one-time shot," Trump said on Friday, speaking from the South Lawn of the White House after news that the US economy grew at a 4.1% annual rate in the second quarter of the year. Fresh from a trip to the Midwestern heartlands, the President is making the very best possible case for his administration as the pace heats up ahead of the midterm elections. He's belting...