At the nations doorstep there in Southern California includes 600 known criminals. Jillian Griff Jenkins is live on the ground in he tijuana with alarming new details. Griff. Reporter good morning. Let me show you, were outside of the Sports Complex here in tijuana. Its the biggest sort of shelter for the migrants. Its just after 2 00 a. M. Here, so many are sleeping. Youre just outside the gates here and let me take you this way i and orient you. To minority in the distance youll see that is part of the u. S. mexico border wall. Over here to my left is the stadium where upwards of they tell he me here 7,000 are camped inside there. We cant go in there right now. It was the big news that came from Kirstjen Nielsen yesterday that said she believes theres roughly 8500 caravan migrants along this border here and also in mexicali and 90 are not eligible for asylum. Thats why we understand they are here. The number of 600 with a criminal history is perhaps the most startling. We learned a l