FILE - In this Oct. 9, 2013, file photo, former New England Patriots NFL football player Aaron Hernandez attends a pretrial court hearing in Fall River, Mass. Hernandez has pleaded not guilty to killing Odin Lloyd, 27, a semi-professional football player from Boston who was dating the sister of Hernandez's girlfriend. Police wrote in a June 28, 2013 search warrant application that there was probable cause to believe that Hernandez was driving a vehicle used in a separate double slaying of Daniel Jorge Correia de Abreu and Safiro Teixeira Furtado, in Boston, and "may have been the shooter." (AP Photo/Brian Snyder, Pool, File)

FILE - In this Oct. 9, 2013, file photo, former New England Patriots NFL football player Aaron Hernandez attends a pretrial court hearing in Fall River, Mass. Hernandez has pleaded not guilty to killing Odin Lloyd, 27, a semi-professional football player from Boston who was dating the sister of Hernandez's girlfriend. Police wrote in a June 28, 2013 search warrant application that there was probable cause to believe that Hernandez was driving a vehicle used in a separate double slaying of Daniel Jorge Correia de Abreu and Safiro Teixeira Furtado, in Boston, and "may have been the shooter." (AP Photo/Brian Snyder, Pool, File)