Refinery fire probe continues; no health concerns found

PHILADELPHIA (AP) — Officials say it will take some time to determine the cause of last week’s fire and explosion at a Philadelphia refinery, but nothing of concern to public health has been found.
Fire Commissioner Adam Thiel says investigators haven’t been able to go to some areas at the Philadelphia Energy Solutions Refining Complex because they haven’t yet been assessed by a structural engineer. He also said that even though the fire is out, the incident hasn’t