The New Zealand Rugby Union will give Zac Guildford external counselling to help him overcome his alcohol problem after a drunken rampage.

Zac Guildford has apologised for a drunken binge that ended with him staggering naked and bleeding into a bar, and then assaulting two people.

The Canterbury Crusaders seized control of the New Zealand conference when two tries by Zac Guildford cemented a 23-16 win over the Auckland Blues.

The Wellington Hurricanes ran in six tries to beat South Africa’s Cheetahs 38-10 in their Super 14 match on Saturday. Victory kept the New Zealanders’ hopes of a semifinal alive…