track and field
... that 1912 Olympic champion Jim Thorpe was stripped of his track and field medals after it was discovered he had played baseball professionally?
... that <a href="./1912_Summer_Olympics" id="mwGGE" rel="mw:WikiLink" title="1912 Summer Olympics">1912 Olympic</a> champion <a href="./Jim_Thorpe" id="mwGGI" rel="mw:WikiLink" title="Jim Thorpe">Jim Thorpe</a> was stripped of his <b id="mwGGM"><a href="./Track_and_field" id="mwGGQ" rel="mw:WikiLink" title="Track and field">track and field</a></b> medals after it was discovered he had played <a href="./Baseball" id="mwGGU" rel="mw:WikiLink" title="Baseball">baseball</a> <a href="./Professional_sports" id="mwGGY" rel="mw:WikiLink" title="Professional sports">professionally</a>?