Nash Filled: As reported earlier via Twitter and Facebook, Clear Channel Top 40 Premium Choice National Producer & Top 40 KIIS/Los Angeles' JoJo On The Radio Producer Ian Zak has joined Cumulus as Executive Producer of America's Morning Show. Concurrently, former Townsquare Top 40 WBNQ/Bloomington, IN PD/morning host Jason Addams has joined the company as Program Coord. for all programming originating from its Nash studios in Nashville. The news follows Cumulus Top 40 WAOA/Melbourne, FL morning co-host Elaina Smith's recent YouTube announcement that she has signed on as co-host of Nash Nights Live With Shawn Parr (CAT 12/16), a move Cumulus has confirmed. The company says the three additions come "in preparation for the national launches of America's Morning Show and Nash Nights Live With Shawn Parr next month." "These veteran radio programmers will help us continue building Nash into the premier country music and lifestyle brand across the U.S.," says Cumulus EVP/Co-COO John Dickey. Reach Zak here, Addams here and Smith here.