World Gymnastics Faces Visa Issues for Top Russian Gymnasts Ahead of Championships

• World Gymnastics regrets 'confusion' over visa denials for three top Russian gymnasts.
• Former Olympic champions Angelina Melnikova and Viktoria Listunova, along with teammate Anna Kalmykova, were denied visas.
• The world championships are set to start on Saturday in Rotterdam, Netherlands.
• The gymnasts were not allowed to travel to Rotterdam for the week-long event.
• The cause of the visa denials remains unspecified.