Ryan Lamb plays key role as Harlequins start with defeat against La Rochelle

• Harlequins 27-34 La Rochelle• Marcus Smith earns Harlequins a bonus point with last-minute penaltyThis was Quins’ first foray into Europe’s top flight after an absence of two seasons – and a familiar tale it was that unfolded. Oodles of ambition, oodles of brilliance, oodles of flakiness and, ultimately, a defeat. As a result, there is at least a temptation to decree already that their latest campaign is in trouble, notwithstanding the bonus point they claimed with Marcus Smith’s last-minute penalty. Home defeats in this competition are famously damaging.Not that Quins see it that way, with …