Photo in the News: Volcano Eruption in Caribbean Is "Warning" January 9, 2007—Smoke signals don't get much more ominous. A volcano on the island of Montserrat discharged a five-mile-high (eight-kilometer-high) cloud of superheated ash and gas yesterday—possibly portending another, disastrous eruption. "I think it was a warning call … of what it can do," Vicky Hards, director of the Montserrat Volcano Observatory, told the Associated Press. Residents have good reason to fear the Soufriere Hills volcano, given that in 1997 it wiped out the tiny Caribbean island's evacuated capital, Plymouth, killing 19 people and prompting an exodus of about half...