Melbourne (AFP) - Madison Keys stormed back from a set down to reach the semi-finals of the Australian Open Wednesday, beating Ukraine’s Elina Svitolina 3-6, 6-3, 6-4.

The American 19th seed is into the last four at Melbourne Park for the third time, 10 years after her first, where she will meet either Iga Swiatek or Emma Navarro for a place in the final.