Watch the full interview with the Prime Minister from tonight's programme.
Mr Cameron confirmed that Wales will host the 2014 Nato Summit, an event that he described as "a great moment for Wales to advertise its modern and economically brilliant face to the world".
He also said that an announcement on devolved powers for Wales will be made on Friday.
More top news
Ed Miliband paid his first visit to Wales as part of his General Election campaign, with a message that Labour would help working families.
Cardiff City were held to a dour goaless draw today as Millwall picked up what could be a valuable point in their battle to beat relegation.
Aaron Ramsey has told his English team-mates at Arsenal to beware Wales overtaking them in the FIFA rankings.