A plane has crashed at Tribhuvan International Airport in Nepal's capital, Kathmandu, officials say.<br /><br />The plane, operated by US-Bangla, a Bangladeshi airline, veered off the runway while landing on Monday afternoon, causing a blaze that firefighters have been tackling.<br /><br />About 67 passengers were thought to be on board, officials told the BBC. The number of casualties is unconfirmed.<br /><br />Seventeen people on board have been rescued so far, the authorities say.<br /><br />Photos and video posted on social media showed smoke rising from an airport runway.<br /><br />The plane was identified in local media as S2-AGU, a Bombardier Dash 8 Q400, but this has not been officially confirmed.<br /><br />The flight landed at TIA airport, also known as Kathmandu International Airport, at 14:20 local time (08:35 GMT), <br /><br />News source:BBC