Gallery: best of Day 9

From an absorbing day of fourth-round action in Paris, here are some of the more enduring images.
Roland-Garros 2018, 8e de finale, Marin Cilic©Corinne Dubreuil / FFT
14 - 14

From 3-3 in the fifth set, Marin Cilic clamped down in his match against Fabio Fognini, not allowing the Italian another game to complete a 6-4 6-1 3-6 6-7(4) 6-3 win. He's into the quarter-finals for a second straight year - his deepest ever runs at Roland-Garros.