Lars Boom (NLD/Astana) starts this Tour despite low cortisol levels.
Following MPCC regulations he should be taken out of the race because of it, but his Astana Team decided no to comply in this case and thereby throwing the MPCC into a severe existential crisis.
Boom feels the responsibility (and media attention) weighing upon him.

stage 1 prologue: Utrecht (13.8km)
Tour de France 2015