March bows out with a bang this weekend with three top-quality shows from across the globe. Mikaela Mayer and Sandy Ryan renew their rivalry in a highly anticipated rematch in Las Vegas, while the hard-hitting William Zepeda looks to make it two wins from two against former world champion Tevin Farmer on home soil in Cancún. But first, Olympian Pat Brown makes his professional debut in Manchester, and that’s the card we’ll be taking a look at first.