Champions League: Dortmund, Barcelona, Man City and Arsenal all win

Dortmund's scorer Serhou Guirassy, left, and his teammate Nico Schlotterbeck, right, celebrate their side's sixth goal during the Champions League opening phase soccer match between Borussia Dortmund and Celtic FC in Dortmund, Germany, Tuesday, Oct. 1, 2024. (Bernd Thissen/dpa via AP)