How to watch John Cena’s final match for free

John Cena began his WWE retirement tour back in January, and it’s coming to an end this weekend when the wrestling legend headlines WWE Saturday Night’s Main Event. For the last fight of his career, Cena has been matched up with “The Ring General” Gunther on the night’s fight card, which also features matches between Cody Rhodes and Oba Femi, a tag team match featuring AJ Styles & Dragon Lee vs. Je’Von Evans & Leon Slater, and a women’s matchup between Bayley and Sol Ruca. This show starts at 8 p.m. ET…