claim: Chadwick Boseman refused to ever portray a character in any Marvel Studios film.
evidence: Michael Keith Valentine `` Mike '' Wheeler -LRB- born 14 February 1935 -RRB- is a former British athlete who competed in the 440 yards  /  400 metres .. British. British people. He competed for Great Britain in the 1956 Summer Olympics held in Melbourne , Australia where he won the bronze medal in the 4 x 400 metre relay with his team mates Peter Higgins , John Salisbury and Derek Johnson .. 1956 Summer Olympics. 1956 Summer Olympics. Melbourne. Melbourne. Australia. Australia. Peter Higgins. Peter Higgins ( athlete ). John Salisbury. John Salisbury ( athlete ). Derek Johnson. Derek Johnson ( athlete ). Wheeler was the English public schools , 440 yards , record holder in 1953 , the joint English Native record holder , 440yards in 1955 , and the AAA Champion in 1956 .. He had eleven international appearances from 1955-1956 and was the British over 30 's , 440 yards , record holder in 1956 .. British. British people. He retired from athletics in 1966 .