The fastest first ascent of two 9a routes ever! Pirmin Bertle sends Chromosome X and Chromosome Y the 03/30/2012 between 7:00 and 8:15 pm at the Tribune in Charmey/Switzerland. These are his 6th and 7th 9a at all. Two weeks earlier his son was born... Visit www.lizardclimbing.com for the whole story and further information!