Lions sign 3 free agents, waive Lewis, Barnes
The team announced the moves Monday. The Lions also waived wide receiver Kyle Lewis and waived-injured tight end Brandon Barnes.
Alexander played two seasons at Franklin College of Indiana. He had 114 receptions for 2,133 yards and 33 touchdowns.
Lucas entered the NFL as an undrafted free agent with Carolina in 2014. He was on the practice squad for Oakland and Indianapolis last season.
Okonye played last season at Purdue as a graduate transfer. He spent the previous four seasons at Wake Forest.
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