CHICAGO (CBS)– Two battery incidents in Aurora have prompted police to issue a community alert.

“In both incidents, the male offender was riding a bicycle when he approached a female jogger and slapped them on their buttocks as they were running,” Aurora police said in a written release.

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Police said the offender then fled the area on his bike. Both incidents took place in the morning around 10 a.m.

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Police said the offender is an African American man between the age 20-30 years old. Police described the man as 5, feet 11 inches, weighing 150 pounds, wearing black pants, a navy blue t-shirt and a durag on his head.

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Anyone with information is asked to contact police.