Rescue crews had been working by hand since the collapse of the school Monday as they searched for survivors, but with no more signs of life detected by Thursday they turned to heavy excavators equipped with jackhammers to help them progress more…
Rescue crews had been working by hand since the collapse of the school Monday as they searched for survivors, but with no more signs of life detected by Thursday they turned to heavy excavators equipped with jackhammers to help them progress more…