Two great events tonight for Laying the Field on Betfair - the mass start events in Biathlon. Unlike the other disciplines of biathlon, all the racers go at once, so the pressure is on from the start, and there is no early leader who can blow the field away as weather conditions change. Missed shots at crucial stages (20 shots overall, in four batches of five targets - two sets in the prone position, and two standing, can produce huge variations in the Betfair market. So place a series of offers to lay them all at odds-on, I'll let you choose your own price, but remember this, the lower you go, the less likely you are to get two selections matched. If you get two matched below 2.0 for level stakes, you will be all green - two for small profit, the rest for the jackpot. If you get three matched at less than 3.0, it's the same scenario. Make sure you select the 'Keep Bets' option because all the volatility will happen in-play. Last night's Cross-Country 2x15km Pursuit...