Today, three-time world champion 'Pretty Boy' Floyd Mayweather Jr. will speak to the young students at the Dolittle Community Center in Las Vegas."This is something I really want to do," Mayweather said. "I want to talk to the kids about always staying positive and how to succeed -- not just in athletics, but overall in life too." It's scheduled for today (Thursday) at the Dolittle Community Center, 1950 North J Street, Las Vegas. The phone number at the Center is 702-229-6374. ALSO: Lucia Rijker, who is training in Las Vegas, will be on Jim Rome's nationally-syndicated radio show on Friday, 9:30 am pacific time. Lucia will outline her upcoming mega fight with Christy Martin which is scheduled at the Mandalay Bay on Saturday, July 30. Martin vs. Rijker will be distributed on Showtime Pay Per View.