Prosecutors looking to establish a tie between a 2012 double homicide in Boston and former New England Patriots tight end Aaron Hernandez expect to hear Thursday from a Bristol, Conn., man linked to the handgun reportedly used in the killings.
John A. Alcorn, who goes by the street name "Chicago," is one of two men ordered to appear before a grand jury in Boston investigating the drive-by shooting on a highway overpass. Alcorn has ties to a cousin of Hernandez's and also has been linked to a .38-caliber handgun reportedly used in the July 16, 2012, shooting deaths of Safiro Furtado, 28, and Daniel Abreu, 29.
That handgun was discovered in a briefcase in the trunk of a car involved in a three-vehicle crash June 21 in western Massachusetts. When state troopers questioned the woman driving the car, she said she had given a ride to several friends who are football players and that they left their belongings in her trunk.
She identified one of them as a friend she knew only as "Chicag...