<sod >Pena Nieto said that was fine by him and cancelled his trip After Trump authorized construction on the wall, an aide to Enrique Pena Nieto said the Mexican president might cancel his visit to Washington, inspiring Trump, who said they should call it off if Mexico keeps insisting it won't pay In a follow up message Pena Nieto said, 'Mexico reiterates its willingness to work with the United States to reach accords that favor both nations.'  Trump press secretary Sean Spicer told reporters making a short hop this morning with Trump to Philadelphia on Air Force One that the White House intends to 'keep the lines of communication open' with Pena Nieto's government. 'We will look for a date to schedule something in the future,' Spicer said.< eod>< sod > Pena Nieto said that was fine by him and cancelled his trip After Trump authorized construction on the wall, an aide to Enrique Pena Nieto said the Mexican president might cancel his visit to Washington, inspiring Trump, who said they should call it off if Mexico keeps insisting it won't pay Pena Nieto huffed right back at Trump on his own Twitter account.< eod>