F1 driver Yuki Tsunoda interrogated in pyjamas by US border officials

• Japanese driver was on way to Las Vegas Grand Prix
• Officials let 24-year-old go after lengthy questioning

Japanese Formula One driver Yuki Tsunoda said he was interrogated in his pyjamas for several hours by United States border control officials before being let into the country for this weekend's Las Vegas Grand Prix.

The RB driver told reporters on Wednesday he had no issues on his two previous visits to the US this year for races in Austin and Miami.