Enjoy two action-packed page-turners featuring K-9 crime-stoppers solving thrilling mysteries that will keep you on the edge of your seat!Capitol K-9 These lawmen solve the toughest cases with the help of their brave canine partnersTrail of EvidenceWhy is a dead woman's phone - evidence in a murder investigation - in Jonas Parker's son's bedroom? Dangerous thugs are after that phone and his terrified teenager, so the single father turns to Capitol K-9 Unit officer Brooke Clark. Years ago, Brooke broke Jonas's heart. But he'll have to trust her and her highly trained golden retriever to keep his son safe.Security BreachWhen White House tour director Selena Barrow is attacked, the Capitol K-9 Unit goes on high alert. Selena's cousin is a suspect in a congressman's shooting, and Selena has been working to exonerate her. Officer Nicholas Cole and his dog, Max, step in to safeguard Selena. And as the attacks escalate, Nicholas will become her confidant...and her lifeline.