Conversation so far:
What is Audio Secrecy by Stone Sour?
Audio Secrecy is the third studio album by American rock band Stone Sour.
What singles were released from Audio Secrecy by Stone Sour?
Sour Stone released a free download of Mission Statement, which was later released as a single on iTunes.
When was Mission Statement by Stone Sour released?
On June 10, the Stone Sour released a free download of Mission Statement.
Did Stone Sour tour during the time period when they released Audio Secrecy?
Stone Sour headlined The Avalanche Tour, supported by Theory of a Deadman, Skillet, Halestorm and Art of Dying.
Are there any other interesting aspects about this Stone Sour article?
On April 16, 2011, it was announced that Stone Sour bassist Shawn Economaki had left the tour for personal reasons.

Question: Who took his place?
Self-contained rewrite: Who took Shawn Economaki's place after he left the band Stone Sour?