BAHAWALNAGAR: A doctor was booked for allegedly raping a female cook of a private hospital for five months by blackmailing her with her nude pictures and video clips in Hussainabad Chowk here on Tuesday. A case registered with B Division police said when the woman left her job at the hospital on Sept 17, the doctor sent her objectionable photos to her brother’s mobile phone. The police have booked the doctor under Sections 376 and 292 and started an investigation.