talking about. she wants to make sure critical supplies get to the people who need them the most. gabe gutierrez is in san juan. >> reporter: the reason many of the shipping containers are still here is because of the logistics nightmare. there's no power, no phone lines and many drivers are not showing up to make deliveries. so much of the splice aren't getting to those in need. the acting homeland security secretary is set to visit today as the trump administration is criticizing that the federal government was caught off guard. this morning at san juan's shipping port. many containers are sitting there not getting to those who need them in the wake of hurricane maria. this is stifling relief efforts. >> we have not scaled up quick enough. >> reporter: the former general who coordinated military relief efforts after hurricane katrina said maria is a bigger challenge and the trump administration is not doing enough. >> we have to do better than what we're doing now, otherwise we won't get this done and more