After the restart, Dortmund started where it left off and doubled the lead two minutes into the second half as Reyna's pinpoint corner kick found Emre Can, who nodded home the ball over Muller.
Mainz failed to put up any resistance while Union relentlessly tripled their lead after Marvin Friedrich headed home Christopher Trimmel's free-kick in the 63rd minute for 3-0.
Barca issued a communique shortly after the final whistle confirming Alba had "problems in his right hamstring," adding that he would undergo tests on Monday to discover the full extent of the injury.
BERLIN, Oct. 3 (Xinhua) -- Borussia Dortmund returned to winning ways and secured its second win of the season after Erling Haaland provided a brace to see off Freiburg 4-0 in the third round of the Bundesliga on Saturday.
Organizers have set up two tracks, a 19.5km track for professionals and a 13km track for amateurs, in a group time trial format, circling the Wulashan Township of Urad Front Banner.
"We aimed at testing the team, as the two sides have a big gap. Our players executed our tactics in transition, but we made too many mistakes," rued Hebei coach Ma Tao.
On the other hand, Michalovce and Nitra are leading the rankings after two victories in succession. Kosice, Nove Zamky, and the Hungarian team Miskolc are still in quarantine.
Despite two big losses into the season, Daqing coach Ji Yanyan would rather pick up something positive from her young team.
Elche are currently 16th in the 20-team La Liga standings with one win from their first three matches of the season. Enditem
It is the second time for Ziyuan County to hold such an international race, the route of which covers several 4A-level scenic spots.
Kitata's compatriot Sisay Lemma was three seconds further back to finish third.