The United States has advanced to the knockout round at the World Cup without injured forward Christian Pulisic. The Americans beat Australia 2-0 on Friday at Lumen Field in Seattle.
FIFA has announced that it will now allow fans to bring their own water bottles to some stadiums during the World Cup, adjusting a policy that had barred spectators from bringing refillable water bottles into the tournament's 16 stadiums across North America
Secretary of State Marco Rubio indicated last week the Trump administration had "no problem" with providing visas to Iran's team.
High temperatures could be in place in several of the host cities during the World Cup.
FIFA has made a late change of policy to bar World Cup fans from bringing refillable water bottles into the tournament's 16 stadiums across North America.
Officials say the investigation will probe a range of issues, including FIFA's ticketing process.