By Brian Sheerin and Emma Berry NEWMARKET, UK -- With the participants at Tattersalls braced for an even livelier Sceptre Session on the traditionally strong Tuesday evening of the December Mares Sale, the first of the two elite sessions eventually sprang into action once darkness had descended on Monday evening. A packed ring witnessed the sale of 22 of the 25 Sceptre mares and fillies for a combined 8, 270,000gns on a day when the figures overall showed a significant uplift on last year's prices. This is of course a...