Former NBA veteran Ryan Hollins is in for Chris, and he and Rob explain why Channing Frye is crazy to suggest that LeBron James should retire from the NBA - and debate if LeBron is doing too much by posting on social media that he'll have his vengeance next season, and go head-to-head in this week's edition of Sources Say. Plus, 2x welterweight boxing champion 'Showtime' Shawn Porter swings by to share his thoughts on the Floyd Mayweather-Logan Paul fight and what it could mean for the sport moving forward.