Answer:
The two people who placed first and third in the 200-meter dash at the 1968 Summer Olympics in Mexico City and who were later banished from the games were Tommie Smith and John Carlos.
Step-by-step explanation:
At the Olympic Games in Mexico 1968, after winning the 200-meter race at the Olympic Games, African-American athletes Tommie Smith and John Carlos, gold and bronze medalists, raised their fists wrapped in a black glove as the American national anthem began to sound, performing the salute of black power. For this action they were sanctioned by the International Olympic Committee.