Learner Tien defeated Moez Echargui 7–6, 6–3 in the second round of the ATP 250 event at Metz on hard court, confirming his status as the heavy pre-match favourite with odds of 1.09 to Echargui's 9.24. Tien secured a tight opening set via tiebreak before consolidating his dominance in the second, where he broke through Echargui's resistance to advance comfortably. The American's clinical performance against an outmatched opponent underscores his growing confidence at this stage of the tournament and positions him as a genuine contender for the title.