By Megan Feringa Lauren Price plays it cool. The boxer has earned that right. The 29-year-old has stepped up to world class in her seventh professional boxing fight as she faces former undisputed world champion Jessica McCaskill at Cardiff ’s Utilita Arena this Saturday. The American’s WBA and Ring Magazine welterweight titles, as well an IBO title, are up for grabs, as is the chance to become Wales’ first women’s boxing world champion and doing so in front of a home crowd. Price’s confidence is supreme and unflapped. The Olympic gold medallist has imagined this moment for years and knows the …