Gary Lineker presents coverage from the 2008 Masters at the Augusta National, as golf's first major of the year enters the last two rounds. With the field trimmed down, the pressure will start to mount on the leading contenders, especially if the course plays as hard as it did last year when gusty conditions and lightning-fast greens posed an intimidating challenge. Britain's Justin Rose was one who stood up to the test in last year's third round, only to falter on the final day.