Teams resume search of W.Va. coal mine ahead of investigation of explosion that killed 29

MONTCOAL, W.Va. (AP) — Inspection teams have resumed searching the West Virginia coal mine where 29 men died in the industry's worst U.S. disaster in 40 years.

Owner Massey Energy says the teams returned to the Upper Big Branch mine Monday morning. Teams of company and government workers are trying to make sure the mine is safe before investigators start looking for clues to the April 5 explosion.

Virginia-based Massey and the federal Mine Safety and Health Administration say they found two small spots where coal was on fire, but extinguished them Friday.

THIS IS A BREAKING NEWS UPDATE. Check back soon for further information. AP's earlier story is below.

MONTCOAL, W.Va. (AP) — Inspection teams are expected to continue searching the West Virginia coal mine where 29 men died in the industry's worst U.S. disaster in 40 years.

Owner Massey Energy says the teams are expected to return to the Upper Big Branch mine Monday. Teams of company and government workers are trying to make sure the mine is safe before investigators start looking for clues to the April 5 explosion.

Virginia-based Massey and the federal Mine Safety and Health Administration say they found two small spots where coal was on fire, but extinguished them Friday.