Watchdog (Melanie Travis #5)
Laurien Berenson

Always the family watchdog, and faced with Frank's imminent arrest, Melanie has no choice but to take on the investigation. Drawing on her connections in the dog world, Melanie is soon successfully unmuzzling the dead man's nearest and dearest, including a bitter ex-wife, a spurned mistress, and an ambitious second in command. But Melanie is about to learn that being a watchdog can sometimes be dangerous--especially when every clue she uncovers leads her one step closer to a murderer who is desperate enough to kill again...