Death By Design

She is a trained assassin. Ex-Mossad. Ex-Seal. She has never lost a fight, never lost a battle.
Retained by a cabal of environmental extremists, her mission is simple.
Exterminate humanity.
Tracker is given $20 billion dollars and twenty years to complete her mission.
She will attack the CDC and world population sites simultaneously.
Her attack vector?
Five viral, bacteriological and fungal biome infections that are designed to destroy all of mankind.
She will follow up with Nano and nuclear attacks to complete her task.
Will Tracker succeed? Will Mantis, her nemesis, stop her?
Read on!