Uncaged by John Sandford & Michele Cook

Uncaged (The Singular Menace - Book 1) - Odin Remby and a group of animal activist wreck havoc at Singular's research lab in Eugene, Oregon.  Odin escapes with several flash drives and a muzzled dog.  Odin calls his sister, Shay, and tells her he is in trouble. He also tells her of the human experiments being done by Singular.  Shay, sets out to find and help her brother.  In LA, she meets up with Twist who has a home where he houses other teenagers to keep them off the streets.  Singular learns about Shay and follows her to capture Odin.  When Singular thugs attack the Twist Hotel, Shay, Twist, and the other teenagers, with the help of West, a security agent within Singular, go on the offense to rescue Odin.