The NFL returned to London for first of two games at Wembley Stadium this season . Minnesota Vikings defeated Pittsburgh Steelers 31 - 28 in thrilling game . Troublesome travels . NFL organizers want to continue to invest in European football . But fans and experts alike know there are many logistical problems still to be solved .
The NFL returned to London for first of two games at Wembley Stadium this season . Minnesota Vikings defeated Pittsburgh Steelers 31 - 28 in thrilling game . NFL organizers want to continue to invest in European football . But fans and experts alike know there are many logistical problems still to be solved .