As widely predicted, Yamaha have officially announced they are parting ways with Jorge Lorenzo at the end of 2016. Though the press release speaks of "new racing challenges", the press release from Ducati announcing Lorenzo will be racing for them from next year should arrive within the hour.
The Yamaha press release appears below:
YAMAHA AND JORGE LORENZO GO SEPARATE WAYS AT THE END OF 2016
Gerno di Lesmo (Italy), 18th April 2016