Mariusz Wach
Boxer
Heavyweight fighter who turned professional in 2005, and won his first 27 matches; won the WBC International heavyweight title after defeating Kevin McBride via 4th round knockout on July 29, 2011.
He had a very successful amateur career that resulted in him being named an alternate for Poland's 2004 Olympic team.
In 2012 he failed a drug test following his first career loss, and openly admitted that he had doped.
He was born in Krakow, Poland, but later moved to New Jersey.
His first loss came via unanimous decision against heavyweight champion Wladimir Klitschko on November 10, 2012.