Trump ramps up Mexico wall row with speech, border visit

President Donald Trump pushed Monday for a climax in his fight over a controversial US-Mexico border wall, announcing a primetime speech and a visit to the frontier.Trump's plans for a national address at 9:00 pm Tuesday (0200 GMT Wednesday) and a trip to the actual border Thursday raise the stakes in the row with congressional Democrats refusing to fund his wall project.The events -- giving Trump the national stage against two very different backdrops -- give him a chance to try to seize the na