Summary:
The Belgians are confident they can beat the USA in the quarter finals of the World Cup.

Full article:
Belgium were many people's World Cup dark horses and it seems their Prime Minister is supremely confident about his country's chances against the USA. Elio Di Rupo took to Twitter on Tuesday ahead the last 16 meeting between the sides to challenge US President Barack Obama to a bet. Di Rupo tweeted: 'Hey @BarackObama, I am betting some great Belgian beers that our @BelRedDevils will make it to the quarter final! :-) #ComeOnBelgium #BEL'. Confident: Belgian Prime Minister Elio Di Rupo has challenged Barack Obama to a bet . Yet to respond: Barack Obama has not tweeted the Belgium Prime Minister back yet . Football fan: Barack Obama watches USA's defeat to Germany on Air Force One . Taking a break: Barack Obama broke off from diplomatic affairs to watch the USA take on Germany . Moving ahead: Jurgen Klinsmann (centre) prepares his players as they train last week ahead . Getting his message across: Elio Di Rupo's tweet went down well on Twitter . VIDEO Team Profile: USA . Obama is yet to respond and he may not do so with Jurgen Klinsmann's side underdogs for the clash. Obama is keenly following his side's progress in Brazil and even watched their 1-0 defeat to Germany on his private plane Air Force One. After the defeat, he said: 'The U.S. exceeded expectations. This year you get a sense it has captured popular imagination.' America no doubt will be gripped even further if they can beat Belgium and reach the quarter finals.