Melissa Ketunuti Death: Police still searching for leads in death of pediatrician found bound, burned

(CBS/AP) PHILADELPHIA - Police said they are looking for leads in the murder of a Philadelphia pediatrician whose body was found bound and burned inside her home Monday.

PICTURES: Phila. doctor found dead, bound and burned

Firefighters responded to the home in downtown Philadelphia and found 35-year-old Melissa Ketunuti's body on fire in the basement, with her ankles and wrists bound. The body was found with a rope around the neck and police believe she was strangled.

A $20,000 reward is being offered in the case.

Homicide Capt. James Clark said there were no signs of forced entry at the home. Her boyfriend has been ruled out as a suspect and she had no known disputes with anyone.

Ketunuti was a second-year infectious diseases fellow and researcher at Children's Hospital of Philadelphia.

Complete coverage of Melissa Ketunuti on Crimesider