Maura Tierney joins Law & Order / American Rust canceled a second time / Homicide: Life on the Street officially headed to streaming

PLUS: TNT Sports to match Amazon's NBA media rights package, leading to "NBA staredown."

Maura Tierney joins Law & Order
The former NewsRadio and ER star is headed back to NBC for Season 24 of Law & Order. According to TVLine, Tierney is expected to play a new lieutenant and likely fill t…