take a look down here. we are at tidwell and beltway 8. you see people in the dead of night, the darkness, walking out of the water. i hope you can see that down there. but there are entire families and groups of people who live in the neighborhood just down the road here, just down tidwell who are walking through the water. they have just been rescued by boat. a lot of them have been cheering and celebrating as they came out of that area. it's just great to see. >> yesterday an a.p. photographer snap third down photo of a towel being held over a 4-day old daughter as they were rescued by boat by members of the louisiana wildlife and fisheries department. and the houston fire department. the city's mayor says more than 3,000 people have been rescued. a helicopter is still the best way to lift people from danger. this is released from customs border protection. the immigrant community has been