St Johnstone missed the chance to extend their lead at the top of the William Hill Championship after being held to another frustrating goalless draw by strugglers Ross County at McDiarmid Park.
Saints were looking to get back on track after playing out a stalemate at home against Ayr last weekend.
Winger Kai Fotheringham struck a post in the first half as Simo Valakari’s side had to settle for just a point once again.
Second-placed Partick Thistle, though, failed to make up ground after they needed a stoppage-time equaliser from Alex Samuel to rescue a 1-1 draw at Morton
Tomi Adeloye headed in from a corner after 23 minutes, which looked to have been enough to give Morton a first home league win – only for Samuel to nod home late on.
Arbroath took full advantage to thump Queen’s Park