Johnson County authorities issued this sketch of an aggravated sexual assault suspect. (Credit: Johnson County)

JOHNSON COUNTY (CBSDFW.COM) –  Johnson County authorities and the Texas Rangers have issued a mock drawing of an aggravated sexual assault suspect who struck on Sunday afternoon.

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At 4:30 p.m. on July 8, Sheriff’s Deputies believe a man approached a female victim at knifepoint and led her to a secluded area near County Road 605 and 605A. The suspect threatened the woman, sexually assaulted her and stole her jewelry.

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On Thursday, Lt. Tim Jones sent media outlets a copy of a flier featuring a sketch of the suspect. He’s about six feet tall and was wearing a red baseball cap over his face when he attacked the woman. He also had on “big sunglasses” and a red plaid long-sleeve shirt, blue jeans and brown boots.

Anyone who saw anything near that area around the time of the attack is asked to call the Sheriff’s Office at 817.556.6058.

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The sketch is above.