PENNSYLVANIA — At least one person was killed in an 18-vehicle crash Friday morning on Interstate 79 in Butler County, according to Pennsylvania State Police.
Police said both northbound and southbound lanes of I-79 are closed between mile markers 80 and 88, from the Zelienople exit to the Evans City exit. Bertha Cazy, a corporal with state police, said the crash was reported shortly after 10:20 a.m.
Investigators believe snowy and icy road conditions contributed to the crash…