A passenger train derails in Philadelphia, killing at least six people and injuring more than 140 others, officials in the US city say.

Biman Bangladesh Airlines is expecting to resume flights to the USA within this year after upgrading the existing category of Bangladesh's aviation regulator.

AFTER years of protracted, often chequered, negotiations with Iran on nuclear regimen, a framework agreement has been inked between Tehran and US, UK, France, China and Russia plus Germany, known as P5+1.

A group of foreign diplomats including US and EU ambassadors has emphasised on the de-escalation of political conflict for the sake of human rights and democracy in Bangladesh.