Wembley extends NFL deal through to 2020 - Eurosport
Detroit Lions' London trip part of NFL's expansion strategy
Coronavirus: NFL won't hold international games in 2020 - Los Angeles Times
A Guide to NFL Game Day in London — Hungry Fan®
NFL extends Wembley deal to play two games a year until 2020 - BBC Sport
Wembley Stadium to host more than 60,000 fans for Euro 2020 semi-final and final, Football, Sport
NFL extends deal to play games at London's Wembley Stadium through 2020
Tottenham Hotspur Stadium - Wikipedia
We see a rising tide in UK fans': Tracing the NFL spike amid London's cancelled games - SportsPro