The United States kicked off their road to World Cup redemption with a 0-0 draw against El Salvador on Thursday as the final round of CONCACAF qualifiers for Qatar 2022 got under way.

The US, aiming to bounce back from the shock of failing to qualify for the 2018 World Cup, were frustrated for long periods by a battling El Salvador side and failed to make the most of a handful of chances that came their way.