Those in attendance at Washington National Cathedral include former presidents Bush and Obama, former secretaries of state Baker, Rice and Clinton and ex-defense secretary Gates

Former US secretary of state remembered for speech to UN justifying 2003 invasion: 'A whole country was destroyed, and we continue to pay the price'

Former US secretary of state who brokered 'road map' to Mideast peace, which still informs much of US policy in region, was also 1st military chief to speak Yiddish as 2nd language

US war hero's family says he was fully vaccinated, but succumbed to complications of COVID-19

A look at some of the people who came to the fore in wake of world-altering attacks, and what they've been up to since

Retired four-star army general calls on Republican senators to stand up to US president; former secretary of state Rice urges Trump to use 'language of unity'