Rolls-Royce CEO says Trent XWB, Trent 7000 not affected by Trent 1000 issues

LONDON, June 15 (Reuters) - The chief executive of Rolls-Royce, which is under pressure to fix problems with its Trent 1000 engines, said that so far those issues did not extend to its other engines, the Trent XWB and the Trent 7000.