The 20-year-old has enjoyed previous loan spells at Barnet, Northampton and Yeovil after consolidating his position as first-choice goalkeeper for the Chelsea youth team.
With Rovers goalkeeper Scott Bevan sidelined with a wrist injury, Walker is eligible to make his Pirates debut in their Capital One Cup first-round tie against Ipswich at Portman Road.
The Nike Hypervenom is the latest cleat silo from Nike. It will change your game and is worn by the game's top players.
Jamaica is in need of a win against the U.S. Get the jersey of the Reggae Boyz.
Germany is one of the top teams ever and they will play the US on Sunday.
Support the USA national team with an official 2013 Centennial soccer jersey from Nike. Its Official.
England will debut their new away jersey against Brazil at the Maracana Stadium on Sunday. Get in the Gear
The hoop soccer jersey is classic and cool. The USA hooped jersey is perfect for every fan. Get in the Gear.
Manchester City will try and win back the Premier League title with this new soccer jersey from Nike!
Barcelona will wear this new home soccer jersey next season. They also have a new away jersey. Get them both.
The USA will wear their blue away jersey against Jamaica in their World Cup qualifier on Friday night.
Neymar's move from Santos to Barcelona is no doubt the biggest summer transfer.