Chicago Police Asking For Help Finding Missing Girl, 12

(CBS) -- Chicago Police are asking for the public's help in finding an endangered 12-year-old African-American girl.

Myesha Lee, who goes by the nickname "Nee Nee," is bipolar and supposed to be taking medication, police say.

Myesha Lee. (Police provided photo).

Meanwhile, some are concerned the girl could have fallen victim to someone who is exploiting her.

Lee is 5 feet tall, weighs 110 pounds and has brown eyes and black hair. She is known to frequent areas along Madison Street, including near Central, Laramie and Kenton. Police say Lee likes to use Wi-Fi at the McDonald's at Madison and LeClaire.

Police say Lee is a habitual runaway. Anyone with information is asked to call Area North Special Victim's unit at 312-744-8266.