The round of 16 is officially underway in the UEFA Champions League with several teams halfway to a spot in the quarterfinals after first-leg action. Arsenal, Aston Villa and Real Madrid all carry advantages heading into next week's second leg,

A superb goal from Brahim Diaz helped Real Madrid maintain its dominance of the Madrid derby on Europe's biggest stage with a 2-1 victory over bitter rival Atletico in the first leg of their Champions League last 16 tie on Tuesday.

Kylian Mbappé couldn’t find his stride. Vinícius Júnior wasn’t much of a threat. It was Brahim Díaz receiving the standing ovation from the Real Madrid fans on Tuesday.