sports
Petrol bombs and bricks hurled at Mexican police during pre-match unrest at Azteca
Dozens of arrests made and several officers injured

TL;DR
- Clashes occurred outside the Azteca Stadium before Mexico's World Cup match.
- Ticketless fans and protesters threw petrol bombs and bricks at police.
- Dozens of arrests were made, and several officers were injured.
- Nearly 200 hooded individuals were involved in the disorder.
- The unrest did not appear to be politically motivated.
- The match and a FIFA Fanfest event proceeded as planned.