Steven Gerrard will not yet trust his Rangers stars to stop Ten In A Row.The former Celtic star insists the Ibrox side look a "far superior" outfit to their Glasgow rivals but has concerns over staying power.Rangers imploded following victory at Celtic Park in 2019 as Neil Lennon 's men pulled well clear before the season was declared over.Provan believes Gerrard was lucky to keep his job and, despite another decisive derby victory at the weekend.And he claims the manager won't have complete