A reward of up to $40,000 is being offered for any information leading to the arrest and conviction of the person or people responsible for the death of a University of Massachusetts Amherst student in Washington,

Police said, shortly after 2 p.m., troopers responded to the inbound Dan Ryan near 43rd Street for a reports of shots fired.

An interstate shooting wounded two people and closed all northbound lanes on the Dan Ryan Expressway near 43rd Street Wednesday afternoon, authorities said.

One person is dead and another injured after a late Monday afternoon shooting outside a Hobart apartment complex, police said.