President Donald Trump pardoned Troy Lake on Friday. The 65-year-old Wyoming diesel mechanic spent seven months in federal prison for tweaking and removing emissions systems on ailing engines. He was originally sentenced to one year and one day in prison, but was released early to home confinement with an ankle monitor in September. He and his business Elite Diesel were also fined $52,000. Though relieved to be free of the dismal prison in which he spent his 40th wedding anniversary and his 65th birthday, Lake said that he believed he’d spend the rest of his life as a convicted felon,...