Mitt Romney wins the Republican presidential nomination and now has five months to convince US voters to trust him over Democratic President Barack Obama.
Washington Correspondent Matt Frei parties with Chicago's mayor and blogs on "the kind of generosity that has become less and less common in times of austerity".
The US president says he is worried Yemen is drawing foreign terrorists who once may have gone to Pakistan's border, after a suicide bomber killed more than 90 soldiers in Sanaa.
He is in charge of the UK at one of the toughest times in recent history, yet he likes to wind down whenever he can. Is David Cameron's tendency to "chillax" good for him - and the country?
Nato leaders are meeting in Chicago to endorse plans to hand over command of combat operations in Afghanistan by the middle of next year - as President Obama declares the war is effectively over.
The irony is that just as the world's embattled leaders stand increasingly accused of being out of touch they closet themselves away more and more, writes Channel 4 News Washington Correspondent Matt
More than a billion people are at risk of hunger and malnutrition in the developing world: President Obama hopes private investment will help boost agricultural production and improve food security.
The new French president Francois Hollande will meet Barack Obama in the White House, ahead of the G-8 summit at Camp David on Thursday: is a new Franco-American relationship being forged?
Republican presidential hopeful Mitt Romney apologises, after reports that he bullied a classmate at his high school, who was presumed to be gay. Not good enough, say his critics.
President Barack Obama's support for same-sex marriage is as shrewd as it is bold, calculated to reinvigorate core supporters and young Democrats while courting Hollywood donors, analysts say.