 , it is the biggest news agency in India.Prem started his career in the field of photography, before being employed by Visnews (as well as Reuters) as a photojournalist, where he went on to cover some of the most significant historical events in post-Independence India.He was a significant figure in the domain of news and documentary film-making in the 1970s—commanding considerable clout among foreign journalists and film-makers—and had been conferred with the MBE.