agents may no longer be involved in today's tour. dana bash has been tracking trump and digging out the latest for us. she's in laredo, texas, what are we learning now? >> reporter: good morning, makayla. we are trying to track down whether or not it is accurate donald trump will not be able to take the tour that he was supposed to take with the local border patrol union because the parent union allegedly said no we cannot do that. but in the meantime as far as we know all systems are go. he's heading down here later today. and the reason he picked where we are now, laredo is because it's one of the most active parts of the border between the united states and mexico. so that's why he picked this part. why he picked this issue to talk about is perhaps for anybody who covered politics a bit obvious because this is the issue that he believes and polling will back him up on this helped him