He came in seventh place at the 2008 Summer Olympics following a controversial defeat in the quarterfinals.
Boxer "desperate" to face Lamont Peterson again as he seeks answers to mystery man "interfering" with official during controversial defeat.
Their unbeaten run was ended by Limerick 37 in a controversial 2-1 defeat.
Swedish wrestler Ara Abrahamian throws down bronze medal in disgust during ceremony after controversial defeat.
Williams became British cruiserweight champion following his controversial defeat of Robert Norton on 21 October 2011.
Spain continued through the second round with a 3-0 victory over Switzerland, but their tournament ended with a controversial 2-1 defeat to Italy in the quarter-finals.
He won a Munster medal in this grade in 2008 following a controversial one-point defeat of Clare.
But Keegan warned his players not to let standards slip following the controversial 4-2 defeat at Oxford on Monday.
He returned for the critical and controversial 2-0 defeat against the Dutch in Rotterdam.
Turkey opened their Euro 2000 campaign with a controversial 2-1 defeat to Italy.