Greece's Apostolos Papastamos (R) celebrates next to Greece's Daniil Giourtzdis (R) after winning in the Swimming Men's 400m Individual Medley during the LEN European Aquatics Championships, at the Milan Gale Muskatirovic sports centre in Belgrade, on June 17, 2024. (Photo by ANDREJ ISAKOVIC / AFP) (Photo by ANDREJ ISAKOVIC/AFP via Getty Images)

Greece's Apostolos Papastamos (R) shakes hands with Hungary's Balazs Hollo as he celebrates after winning in the Swimming Men's 400m Individual Medley during the LEN European Aquatics Championships, at the Milan Gale Muskatirovic sports centre in Belgrade, on June 17, 2024. (Photo by ANDREJ ISAKOVIC / AFP) (Photo by ANDREJ ISAKOVIC/AFP via Getty Images)

Greece's Apostolos Papastamos competes in the Swimming Men's 400m Individual Medley during the LEN European Aquatics Championships, at the Milan Gale Muskatirovic sports centre in Belgrade, on June 17, 2024. (Photo by ANDREJ ISAKOVIC / AFP) (Photo by ANDREJ ISAKOVIC/AFP via Getty Images)

Greece's Apostolos Papastamos competes in the Swimming Men's 400m Individual Medley during the LEN European Aquatics Championships, at the Milan Gale Muskatirovic sports centre in Belgrade, on June 17, 2024. (Photo by ANDREJ ISAKOVIC / AFP) (Photo by ANDREJ ISAKOVIC/AFP via Getty Images)

Hungary's Balazs Hollo (L) and Hungary's Gabor Zombori react after competing in the Swimming Men's 400m Individual Medley during the LEN European Aquatics Championships, at the Milan Gale Muskatirovic sports centre in Belgrade, on June 17, 2024. (Photo by ANDREJ ISAKOVIC / AFP) (Photo by ANDREJ ISAKOVIC/AFP via Getty Images)

Greece's Apostolos Papastamos celebrates after winning in the Swimming Men's 400m Individual Medley during the LEN European Aquatics Championships, at the Milan Gale Muskatirovic sports centre in Belgrade, on June 17, 2024. (Photo by ANDREJ ISAKOVIC / AFP) (Photo by ANDREJ ISAKOVIC/AFP via Getty Images)

Greece's Apostolos Papastamos competes in the Swimming Men's 400m Individual Medley during the LEN European Aquatics Championships, at the Milan Gale Muskatirovic sports centre in Belgrade, on June 17, 2024. (Photo by ANDREJ ISAKOVIC / AFP) (Photo by ANDREJ ISAKOVIC/AFP via Getty Images)

Hungary's Balazs Hollo competes in the Swimming Men's 400m Individual Medley during the LEN European Aquatics Championships, at the Milan Gale Muskatirovic sports centre in Belgrade, on June 17, 2024. (Photo by ANDREJ ISAKOVIC / AFP) (Photo by ANDREJ ISAKOVIC/AFP via Getty Images)