Internal FBI emails reveal that rogue agents and prosecutors in the Biden DOJ were looking for ways to pile on new criminal charges against Donald Trump over the Jan. 6 Capitol riot — this time over his involvement with the J6 prisoner choir, based on a single partisan news article. The 2023 emails obtained by Senate Judiciary Committee Chairman Chuck Grassley and revealed exclusively to The Post, are an example of the nitpicking malice of anti-Trump lawfare that tainted special counsel Jack Smith’s investigation, during Joe Biden’s presidency. “Can we do some work to nail down Trump’s role in this,”...