AP PHOTOS: Big teams flex their muscles in the 2nd round of games at the Rugby World Cup

PARIS (AP) — New Zealand, Ireland and South Africa all flexed their muscles at the Rugby World Cup to rack up the points against underdog opponents in the second round of games in France.

New Zealand went first, running 11 tries past Namibia for a 71-3 grilling that put the three-time champion All Blacks back on track after losing a blockbuster opening game of the tournament to host France.

Top-ranked Ireland looked every bit the best in the world by mauling Tonga 59-16 to extend its national record to 15 straight wins and, more importantly,…