stretcher and taken to the hospital. alan wang is live with the latest on this. they worked on him for quite some time. reporter: wow, dan, the entire neighborhood came out here to watch tonight. if you look behind me that is the scene where all happened. for three hours crews worked to dig out a man buried up to his shoulders in dirt. all the while, monitoring vital signs closely because of the weight of the earth compressing his body. firefighters say the 50-year-old man was working on a friend s sewer line. he had dug a trench ten feet deep. it was 12 feet long and 30 inches wide but it doesn t appear that he had any shoring device to secure the trench walls. around 5:30 this evening the walls of that trench came crashing in around him and he was buried up to his shoulders. firefighters were worried about him because of the weight of the dirt and they had to monitor his body temperature, his core body temperature because they were worried that he was going to become hypo