Izobelle Louison-Roe, 19, claimed gold at the world under-20s championships in Eugene, USA. She cleared 1.92m, beating Hungary’s Lilianna Bátori by 2cm. Louison-Roe expressed her joy, calling it one of the best moments of her life.

This victory follows her silver medal at the world juniors in Peru two years ago. She has shown rapid improvement, clearing 1.95m in January and March. Her potential was highlighted by her performance at the Maurie Plant Meet in Melbourne. Read more racing coverage.

Louison-Roe, a former gymnast, now focuses on jumps. She chose to prioritize the world juniors over the Commonwealth Games. With Australia sending three athletes to major meets, she is likely to compete alongside Nicola Olyslagers and Eleanor Patterson. Related: Florea wins Sierre-Zinal, Kiriago secures third victory.

This original Runner World brief is based on reporting from The Guardian Athletics. Visit the source for its complete reporting, context and any later corrections.