I-83 South near York cleared after accident involving Amazon truck

Update, 3:15: The scene is cleared, according to authorities.

Previously

YORK, PA — A crash has closed the southbound lanes of I-83 in York County. The crash happened around 12:30 p.m.  It is located between Exits 21 ( Arsenal Rd and 19b ( Market St). Heavy traffic in the northbound lanes is reported as well.

The crash appears to involve a tractor trailer.