A spot in the Champions League final is on the line when Arsenal and Atletico Madrid meet in the second leg of the semifinals. Like the quarterfinal round, the winner of the semifinal will be determined by which team scored more goals combined in both matches. Going into today’s match , Arsenal and Atleti are tied 1-1, so whichever team scores more goals today will advance into the May 30 final. Arsenal vs. Atletico Madrid: what to know When: May 5, 3:00 p.m. ET Where: Emirates Stadium (London, England) Channel: CBS Streaming: DIRECTV (try it free) Both teams would be playing for their first Champions League title should they advance. Arsenal vs. Atletico Madrid time Leg 2 of the Arsenal vs. Atletico Madrid Champions League semifinal is scheduled to begin at 3:00 p.m. ET today, May 5. Arsenal vs. Atletico Madrid channel Unlike previous rounds, which were streaming exclusives, the Champions League semifinals will air on CBS. How to watch Arsenal vs.…