Rep. Alexandria Ocasio-Cortez appeared to take a shot at fellow Democratic lawmaker Sen. Kyrsten Sinema in a tweet on Saturday as progressives and moderates struggle to agree on key pieces of legislation. "There really isn't anything maverick, innovative, or renegade about being a politician that works with corporate lobbyists to protect the rich, short-shrift working families, and preserve the status quo," Ocasio-Cortez wrote, adding its one of the "most conventional ways to navigate politics." She didn't mention the Arizona senator by name, but the tweet was posted hours after a report suggested Sinema wanted to be remembered as a "maverick,"...