it was probably around 1800 feet per minute which is slow enough where it's comfortable. you would know you're descending. you'd see the mountains coming up around you. it could be very concerning to those looking out the window. certainly the ground proximity warning worked. the pilot pulled up in time. and fortunately, there was no further damage to the aircraft or the people on board. >> david, thank you. next more than a thousand people have died in blistering heat. i'm talking 120 degrees. and it doesn't even dip when the sun goes down. why so many people are dying and where is the help? you're watching cnn. ♪ a pitcher who can "paint the corners" is known as a rembrandt. at gmc, we get why people love that kind of precision.