Filming deep sea helps conquer aquaphobia

Scuba diving helped pull a failed businessman back from the brink of suicide and introduced him to a whole new world

Zhang Quanxi may be the world's most unlikely professional underwater photographer. Four years ago, not only did Zhang not know how to dive, but he also had severe aquaphobia.

"I had a very serious fear of water, but I wanted to overcome my fear," said Zhang, 33, from the coastal city of Qingdao in Shandong province.