Pettis delivers 'Showtime' performance plus Perry & Rountree impress

LEWIS vs NGANNOUIt was more staring contest than slugfest in a disappointing UFC 226 co-main event between heavyweight contenders Derrick Lewis and Francis Ngannou, but someone had to win at T-Mobile Arena in Las Vegas, and it was Lewis, who took the victory via unanimous decision.Scores were 29-28 twice and 30-27 for the No. 5-ranked Lewis, now 20-5 with 1 NC. The No. 1-ranked Ngannou falls to 11-3.There was little action in the opening minute as the two felt each other out, then it was Lewis f