Aaron Hernandez used "coded messages" to discuss murdering Odin Lloyd, prosecutors claimed in new court papers filed on Friday.

The former New England Patriots star stands accused of first-degree murder and weapons charges in the shocking death of his friend Lloyd.

In phone calls from jail, Hernandez discussed "matters directly relevant to the circumstances surrounding the murder of Odin Lloyd; viz: the defendant's subjective belief about his criminal liability; his use of coded messages to communicate with persons outside of jail; related prior offenses; inculpatory denials of o