Brent Carl Martin, 23, violated his provincial community supervision order on March 25, 2013, by removing his electronic monitoring device and is now considered unlawfully at large.Martin is a federal offender who incurred new charges while serving his sentence in the federal penitentiary. He is on federal mandatory statutory release, and appeared in court on the new charges where he was put on electronic monitoring.He has been residing in Saskatoon.His physical description is as follows: Height: 6' 1 " = 185 (cm)Weight: 276 (lbs) = 125 (kgs)Build: Medium-Strong BuildEye Colour: BrownHair Colour: BlackThe Saskatoon Police Service is investigating. If you have seen this individual or have any information that could lead to his return to custody, please contact your local police service, your local detachment of the RCMP, or call CrimeStoppers at 1-800-TIPS (1-800-8477).