Visually impaired employee Paritosh Biswas: The voice behind sealdah station announcements

For years, commuters have heard announcements like "Attention Please: Ranaghat Local will leave Platform No. 6 at 11 hrs" or "Attention Please: Bangaon Local will leave Sealdah from Platform No. 3 at 11.45 hrs." However, little do they realize that these messages are delivered by Paritosh Biswas, a differently-abled employee of...