Kolkata (West Bengal) [India], August 15 (ANI): The Central Bureau of Investigation (CBI) Special Crime Branch in Kolkata on Thursday summoned five doctors and hospital staff for questioning in connection with the RG Kar Hospital rape and murder case. On August 9, a post-graduate trainee doctor was found dead in the seminar hall of RG Kar Medical College and Hospital in Kolkata. The victim’s family has alleged that she was raped and murdered. This incident has triggered a nationwide protest by doctors and medical fraternities. Earlier today, Congress leader Supriya Shrinate has sharply critici…