Gas blamed for cave bats’ disappearance

Researchers think chlorine gas and a broken water main are to blame.
Monday, April 16, 2007 | 12:00 a.m. CDT; updated 5:00 p.m. CDT, Tuesday, July 22, 2008

SPRINGFIELD — A broken water main and the subsequent accumulation of chlorine gas could explain the sudden disappearance of endangered gray bats from a cave in southeast Springfield.