Almost 3,000 people were killed 25 years ago today, with millions around the globe still bearing the burden of September 11, 2001, to this day The US president will pay his respects at the Pentagon. Key points and original sources are listed below.

• Almost 3,000 people were killed 25 years ago today, with millions around the globe still bearing the burden of September 11, 2001, to this dayS1

• The US president will pay his respects at the Pentagon.S2

• New York is preparing to mark 25 years since the September 11, 2001 attacks, as the city’s solemn anniversary ceremony unfolds without US President Donald Trump and amid right-wing backlash over the presence of its first Muslim mayor. Rather than attend the ev...S3