Japan investigates 3300 feet vapour column.

source: MSNBC

The eruption of an underwater volcano created a massive column of water vapor in the Pacific Ocean near the uninhabited Minami Iwo Jima island, about 870 miles south of Tokyo, on Sunday. Japanese coast guard officials said Sunday they believe an underwater volcanic eruption has caused a 3,300-foot high column of steam to rise.

Here's the full story from MSNBC.