Fans arrive prior to an NFL football game between the Carolina Panthers and Tampa Bay Buccaneers, Sunday, Oct. 13, 2019 at Tottenham Hotspur Stadium in London.

Fans arrive prior to an NFL football game between the Carolina Panthers and Tampa Bay Buccaneers, Sunday, Oct. 13, 2019 at Tottenham Hotspur Stadium in London.

Tampa Bay Buccaneers running back Peyton Barber (25) is tackled by Carolina Panthers strong safety Eric Reid (25) and linebacker Devante Bond (59) during the first quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

Tampa Bay Buccaneers running back Ronald Jones (27) reacts after scoring a touchdown against the Carolina Panthers during the second quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

NFL football fans arrive at Tottenham Hotspur Stadium to watch an NFL football game between the Tampa Bay Buccaneers and the Carolina Panthers, Sunday, Oct. 13, 2019, in London. (AP Photo/Alastair Grant)

Tampa Bay Buccaneers running back Ronald Jones (27) celebrates with teammates after scoring a touchdown against the Carolina Panthers during the second quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

Carolina Panthers running back Christian McCaffrey (22) is tackled by Tampa Bay Buccaneers strong safety Darian Stewart (24) during the first quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

Carolina Panthers quarterback Kyle Allen warms up before an NFL football game against the Tampa Bay Buccaneers, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Tim Ireland)

Carolina Panthers running back Christian McCaffrey (22) is tackled by Tampa Bay Buccaneers strong safety Darian Stewart (24) during the first quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

Tampa Bay Buccaneers quarterback Jameis Winston, right, warms up before an NFL football game against the Carolina Panthers, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Tim Ireland)

Tampa Bay Buccaneers running back Ronald Jones (27) crosses the goal line to score a touchdown against the Carolina Panthers during the second quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

Carolina Panthers cornerback Javien Elliott (23) celebrates with teammates after intercepting a pass against the Tampa Bay Buccaneers during the second quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Tim Ireland)

Carolina Panthers running back Christian McCaffrey (22) crosses the goal line to score a touchdown against the Tampa Bay Buccaneers during the second quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Tim Ireland)

Tampa Bay Buccaneers quarterback Jameis Winston (3) passes against the Carolina Panthers during the second quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Tim Ireland)

Carolina Panthers wide receiver Curtis Samuel (10) reacts after scoring a touchdown against the Tampa Bay Buccaneers during the fourth quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Tim Ireland)

Carolina Panthers wide receiver Curtis Samuel (10) celebrates with wide receiver D.J. Moore (2) after scoring a touchdown against the Tampa Bay Buccaneers during the third quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Tim Ireland)

Carolina Panthers wide receiver Curtis Samuel (10) reacts as he scores a touchdown against the Tampa Bay Buccaneers during the third quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

Carolina Panthers running back Christian McCaffrey (22) is congratulated by quarterback Kyle Allen after scoring a touchdown against the Tampa Bay Buccaneers during the first quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Tim Ireland)

Tampa Bay Buccaneers wide receiver Mike Evans (13) can't make the catch on a pass down field as Carolina Panthers cornerback James Bradberry (24) defends during the second quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

Carolina Panthers quarterback Kyle Allen (7) passes against the Tampa Bay Buccaneers during the second quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Tim Ireland)

The Carolina Panthers huddle in the end zone during the second quarter of an NFL football game against the Tampa Bay Buccaneers, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Tim Ireland)

Tampa Bay Buccaneers tight end Cameron Brate (84) celebrates with quarterback Jameis Winston (3) after making a touchdown catch against the Carolina Panthers during the fourth quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

Tampa Bay Buccaneers tight end Cameron Brate (84) makes a touchdown catch against the Carolina Panthers during the fourth quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

Tampa Bay Buccaneers running back Dare Ogunbowale (44) crosses the goal line for a touchdown against the Carolina Panthers during the fourth quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. (AP Photo/Alastair Grant)

Carolina Panthers cornerback James Bradberry (24) intercepts a pass intended forTampa Bay Buccaneers wide receiver Mike Evans (13) in the end zone late in the fourth quarter of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. The Panthers won 37-26. (AP Photo/Alastair Grant)

Carolina Panthers defensive back Ross Cockrell (47) reacts after an interception against the Tampa Bay Buccaneers during the second half of an NFL football game, Sunday, Oct. 13, 2019, at Tottenham Hotspur Stadium in London. The Panthers won 37-26.(AP Photo/Tim Ireland)