Young locks, lost pants and Portuguese wolves

Gareth Rhys Owen, Josh Navidi and Nicky Robinson preview Wales' second World Cup pool match against Portugal. Warren Gatland and Christ Tshiunza are also interviewed. Chris Ashton shares his views on Wales' wingers. Topics include the threat posed by Portugal, the 'Portuguese Rolling Stones,' and the importance of unity in the team. They also discuss the value of line athletes, impressions of Monaco and Antibu, social dynamics, maintaining momentum, injury withdrawals, and lost shorts.