No. They're not related.
Russ Baker wrote a column in the New York Times about the confusion caused by their similar names: http://www.nytimes.com/2002/05/06/opinion/i-m-the-other-guy.html
No live Russell is not related to Russ Abbott
A male named, Russell, may shortened his name to Russ.
Russell Terlecki goes by Russ.
Russell Streiner goes by Russ.
Russell Poole goes by Russ.
Russell Metty went by Russ.
Russell Hess goes by Russ.
Russell Brand goes by Russ.
Russ Kunkel's birth name is Russell Kunkel.
Russ Coughlan's birth name is Russell Coughlan.
Russ Haverick's birth name is Russell Haverick.
Russ.