A cracked turbine blade in the Pratt & Whitney F135 turbofan
destined for installation in the second F-35 joint strike fighter
test aircraft has raised concerns about the engine's durability,
though the manufacturer maintains a fix is in the works.
Will Provide Add'l Raven Small UAS, Support Services
The US Army likes its Ravens. On Thursday, AeroVironment, Inc.
announced the Army has exercised its option on additional RQ-11B
Raven small unmanned aircraft systems (UAS) and associated
services, under an existing contract.