Two tries to Dalton Papali'i and the muscle of Hoskins Sotutu helped the Auckland Blues maintain their unbeaten run in New Zealand's Super Rugby competition when they came from behind to beat the Otago Highlanders 27-24 on Saturday.Sotutu's power to twice deny the Highlanders late scoring opportunities would have impressed not only the All Blacks selectors but also those in England and Fiji.The uncapped 21-year-old backrower is shaping up as a likely replacement for the now retired Kieran Read b