Nnamdi Oduamadi claimed a hat-trick as Nigeria shook off jet lag to thrash minnows Tahiti 6-1 in their opening Confederations Cup game in Belo Horizonte on Monday.

As Neymar drove a blistering shot into the top-right corner of the Japanese goal on Saturday, he strengthened his claim to one of the most coveted garments in world sport.

FIFA general secretary Jerome Valcke said he doubts Brazil will have all six stadiums ready for next year's Confederations Cup.

Speaking during an inspection of the 66,800-capacity Mineirao Stadium i