For a limited time you can get the BackTrek ebook for free!
BackTrek
By Kelvin Kelley
When Homicide Detective Jack King’s family is brutally murdered by a psychopathic assassin, he travels back in time through an experimental portal in an effort to stop the murders before they can occur. If he fails, this time, their blood will be on his hands.
BarnesAndNoble.com:
http://www.barnesandnoble.com/w/back...=2940151843669
Smashwords:
https://www.smashwords.com/books/view/531421
https://www.smashwords.com/books/view/531421