Dean Boxall, a notable swimming coach, has announced his withdrawal from the Swim GP. The move comes as a rival league has formed. The decision follows controversies about Boxall's potential role in the International Swimming League. It is indicated the withdrawal is in response to the new league's formation. Boxall's departure marks a major shift in the swimming coaching landscape. The move is seen as a reaction to the competing league's emergence. The Swim GP and the International Swimming League are now in direct competition. Boxall's decision highlights the ongoing changes in the swimming world.