Wimbledon star explains why Diogo Jota tribute request was blocked despite dress code rule Wimbledon denied Portuguese tennis player Nuno Borges’ request to wear a Portugal football shirt honoring the late Diogo Jota. Borges and his team even sought a white shirt to comply with Wimbledon’s strict dress code, but were refused. Instead, he wore a black ribbon. While acknowledging Wimbledon’s unique traditions, Borges questioned the decision. Other players also wore black ribbons in tribute.