KTM’s decision over who will race West Coast Lites SX and who will race East Coast Lites SX – Ken Roczen or Marvin Musquin – has been taken for them after the German teenager broke his arm in practice. This is the press release plus a pic from Kenny’s Twitter account…

MURRIETA, Calif. – KTM Motorsports announced today that Red Bull/KTM Factory team rider Ken Roczen broke his left arm in a practice crash while training at the KTM test track in Corona CA on Sunday afternoon.

Roczen was immediately taken to a nearby medical facility where his arm injury was treated. With the full support of the Red Bull/KTM Factory Team, Roczen is expected to make a full and speedy recovery in time for the commencement of the 2012 Supercross Lites East Championship Series.