PA Exterminator Allegedly Kills Doctor

    An exterminator has been arrested in the brutal killing of a doctor in Philadelphia.

    FOX News Radio's Dave Anthony reports:

    Audio clip:

    An exterminator is now an accused killer in Philadelphia charged in the murder of children's hospital researcher, Dr. Michelle Ketunuti, who was found tied up and on fire at her home Monday afternoon:

    (Clark) "She needed an exterminator, she called a certain service."

    And Police Captain James Clark says Jason Smith was sent to her house.

    (Clark) "They got into some type of argument. It went terribly wrong. He struck her while she was in the basement, knocked her down, strangled her."

    And then burned the body. Clark says Smith was seen on surveillance video nearby the doctor's home:

    (Clark) "With that information we're able to identify who he was and that's what got the ball rolling."

    Dave Anthony, FOX News Radio.