A FIFA vote is expected to back moving the tournament from summer to winter in the next 24 hours, which could impact upon the Premier League.
Speaking after naming his England squad to compete in upcoming World Cup qualifiers, he said: "As far as I am concerned at the moment there is more than enough for me to think about, concern myself about, even to some extent worry about, because I am so desperate that we qualify (for Brazil 2014)."
He added: "I think I'll leave the subject of Qatar to people who will have a much more philosophical view on the subject than I have at this moment in time."
More top news
Taken in the White Drawing Room at Windsor Castle, a new photograph marks the couple's 70th wedding anniversary.
The 69-year-old republic veteran told the annual Sinn Fein Ard Fheis it would be his last as leader.
A body has been found in the search for missing teenager Gaia Pope.