PAUL GRAYSON'S possible recall as England out half could be blocked after he was taken off suffering double vision during Northampton's defeat at Bath yesterday of Double vision can be a symptom concussion and any player suffering that condition is forced to spend three weeks sidelined.

Today England coach Jack Rowell announces his team to play Scotland on Saturday week and Grayson was tipped for a comeback after being England's goalkicker last season. But if his condition is confirmed he cannot be named for England's Five Nations' opener.

Meanwhile, Saracens shattered Harlequins' hopes of going top of the Courage League yesterday when Tony Diprose and Tony Copsey scored late tries to earn a 28-20 win. England wing John Sleightholme scored a spectacular hat-trick as Bath beat Northampton 52-14.

Saracens were comfortably ahead at half time after Phillippe Sella had scored a try converted by Michael Lynagh for a 16-6 advantage. Harlequins fought their way back, scoring twice in the 55th and 61st minutes. Captain Jason Leonard opted to take a scrum when Quins were awarded penalties.

Wing Daren O'Leary rewarded Leonard's decision with a try wide out, set up by Thierry Lacroix. Then scrum half Huw Harries touched down when Harlequins' scrum managed a push over.

Lacroix converted twice from miles out and Harlequins had transformed the match by were leading 20-16.

But Saracens bravely and skilfully drove downfield to reverse the trend with quick fire scores in the 63rd and 74th minutes.