Jiri Lehecka knocked off top-seeded Spaniard Carlos Alcaraz on Thursday to advance to the semifinals of the Qatar ExxonMobil Open in Doha. The 23-year-old Czech trailed 4-2 in the third set before rallying to win 6-3,

After beating Croatian Marin Cilicby a double 6-4 in the first round of the ATP 500 tournament in Doha, and Italian Luca Nardi by 6-1, 4-6 and 6-3 in his next match, Carlos Alcaraz

Jiri Lehecka produced one of the biggest wins of his career with a hard-fought success against Carlos Alcaraz at the Qatar Open.

Top seed Carlos Alcaraz withstood a charge from qualifier Luca Nardi for a 6-1, 4-6, 6-3 victory in the second round of the Qatar ExxonMobil Open in Doha on Wednesday.Spain's Alcaraz, ranked No. 3 in the world,

ATP Doha promises plenty of entertaining action with eight second-round matches scheduled and a number of star names in action. As always, we at LWOT will offer our predictions for every match on the slate,