As Mitt Romney addressed the press in Downing Street, he was asked about his earlier comments about "disconcerting" stories about the UK's readiness for the Olympic Games.
"I don't know of any Olympics that's ever been able to run without any mistakes whatsoever but they're small.
"I was encouraged to see something that could have represented a real challenge which was immigration and customs, officers on duty; that is something which was resolved and people are all pulling together."
More top news
Intelligence and Security Committee warn the UK not do anything that jeopardises the Five Eyes intelligence sharing relationship in its deci
Currently, motorists who do not strap in are handed a £100 on-the-spot fine but no points.
Hundreds of people have submitted newspaper cuttings, photos and personal stories of how Apollo 11 impacted on their lives 50 years ago.