By Ollie Phillips If you’d have told me that the Investec Champions Cup holders La Rochelle would be without a win after two of their pool games I’d have probably laughed at you. Leinster and Stormers are difficult opponents but they’re the calibre of side Ronan O’Gara’s French men have toppled on many occasions over the last two seasons. Yet they both beat La Rochelle. But it is not just the traditional Atlantic fortress struggling on behalf of the French Top14; Parisian giants Racing 92 and Stade Francais are both without a win in their two matches, Bayonne are yet to see a victory – though …