‘The Olympic spirit is a bit dampened this year,’ Patrick Murray, director of the Monmouth University Polling Institute in New Jersey, told Fox.
‘The delay from last year and lack of spectators have taken the edge off the typical anticipation and excitement for this event. But the emergence of Black Lives Matter in the sports world has also led to a backlash among some Americans.’
The Tokyo Olympics have featured several acts of athlete protest.
Women’s soccer players from Great Britain, Chile and Japan, Costa Rican gymnast Luciana Alvarado and members of Great Britain’s men’s rugby team were among those seen taking a knee.
Hammer thrower Gwen Berry turned away from the American flag during the national anthem.