Alex de Minaur beats Jiri Lehecka in three sets to reach DC Open quarterfinal

Back at a happy hunting ground, Alex de Minaur has reached his first ATP quarterfinal in more than three months and matched a milestone of Spanish sensation Carlos Alcaraz. 

Seventh-seeded de Minaur out-gunned big-serving Czech Jiri Lehecka 7-6 (7/4), 6-7 (6/8), 6-4 to move into the last eight…