From heat to unrest: how five major Club World Cup storylines are shaping up

With the group stage approaching halfway, it is time to take stock of key issues surrounding the expanded tournament

The Club World Cup is into the second round of games in the group stage, with matches across the United States showing off all that was hotly anticipated about this newly expanded tournament, as well as a few concerns.

Here's a breakdown of five major storylines we were keeping track of before the games, and where we stand.