Wales have announced the departure of head coach Warren Gatland with immediate effect after a run of 14 successive Test defeats.
The second round of the Six Nations resulted in two changes to the top 20 of the World Rugby rankings.
Ireland asserted their Six Nations intentions with a comfortable 32-18 victory over Scotland at Murrayfield on Sunday.
England ended their long wait for a victory over a Tier 1 nation with a gutsy 26-25 win over France at Allianz Stadium on Saturday.
Italy secured a 22-15 victory over Wales at the Stadio Olimpico, deepening Wales' Six Nations woes with a 14th consecutive defeat and all but confirming their second successive Wooden Spoon.
Round two of the Six Nations could result in several changes to the official World Rugby rankings, with only Italy and Ireland unable to improve their current placing.