Extinction Event — Dan Abnett

When an Entelodon goes on the rampage down Oxford Street, causing untold damage and loss of life, Cutter decides a new approach to tackling the anomalies is needed. However, his investigations expose him and the team to a violent encounter with a mysterious Russian scientist and a situation more catastrophic and frightening than they've ever faced before... 

When Cutter, Abby and Connor disappear without a trace, Lester and Jenny must use every trick in the book to try and track them down...