The second round of fixtures kick off on Friday as the stakes go up with teams set to play their way into the knock-out phase or out of contention to progress at the World Cup.Another four-game day begins with Wales taking on Iran in the early match, kicking off at 10am, Irish time, and it is followed by the hosts, Qatar, who will be looking to get going with a clash against Senegal, at 1pm.Later in the afternoon, at 4pm, Group A continues as both Netherlands and Ecuador look to maintain their 100% start to the tournament as both sides opened with victories.The evening's entertainment sees England looking to stamp their credentials as contenders for the World Cup as they go up against the United States at the Al Bayt Stadium, kick-off 7pm.Wales have been handed a boost ahead of the game as Joe Allen looks set to be passed fit for their clash against Iran.A game that Rob Page's side are now expected to win on the back of Iran's poor showing against England, and securing three points would give them a great chance of progressing to the knock-out stages.Their first appearance at a World Cup since 1958, Wales waited 64 years to return to the biggest stage in world football, and while they wanted to show that they belong here, it was not evident from the opening 45 minutes of their first outing against the USA.A much more convincing performance in the second half, but there is a feeling that like several other teams at the tournament, Wales' golden generation have aged considerably and it's not immediately obvious that they have the players coming through to replace the likes of Gareth Bale, Aaron Ramsey, and Joe Allen.Wales' draw was a result of a change of tactics by coach Rob Page at half-time as he introduced target man