Court hears Stone aide’s case that Mueller probe is invalid

WASHINGTON (AP) — A federal appeals court is weighing whether special counsel Robert Mueller’s appointment to lead the Russia investigation was constitutional.
At issue Thursday is whether Deputy Attorney General Rod Rosenstein had the authority to appoint Mueller.
The special counsel’s office says yes. But lawyers for a former aide to longtime Trump confidant Roger Stone say no. The aide, Andrew Miller, brought the case because he doesn’t want to testify before a grand j