Vicious Vivian Harris and Juan Lazcano will do battle for the WBC mandatory ranking at 140 pounds as the televised co-feature to the Shane Mosley-Luis Collazo fight on HBO World Championship Boxing. "I am honored to be working with Richard and Oscar to make a fight like Harris and Lazcano on the same card as a great champion like 'Sugar' Shane Mosley," said Harris promoter Gary Shaw while confirming the fight to Boxingtalk.com moments ago. Mosley-Collazo will take place at the Mandalay Bay in Las Vegas, Nevada. Golden Boy Promotions will promote. (9:10 PM EST)