Warren Gatland's likely new Wales team as Biggar under threat, veteran handed lifeline and new boy ticks all boxes

Warren Gatland's sensational return to Wales has sent shockwaves throughout the game.

The New Zealander was hugely successful during his original 12-year stay in Wales and will undoubtedly have to make significant changes if he is to turn around the fortunes of a side who have won a mere three games out of 12 this year.

But how will he approach it? We take an in depth look at how Gatland's selections might differ from those of Wayne Pivac as he looks to get Wales in shape ahead of the Six Nations.