Mamata Banerjee may undergo knee surgery for ligament injury

West Bengal Chief Minister Mamata Banerjee may undergo surgery on Thursday after suffering a ligament injury on her left knee, PTI reported, quoting sources. The Trinamool Congress (TMC) chief was injured while getting down from a helicopter that made an emergency landing at Sevoke airbase due to bad weather last week. Reportedly, her left hip joint was injured during the incident as well.