31 ene 2004 año - Natasha Romanoff joins SHIELD

Descripción:

- Natasha Romanoff is indirectly found and discovered as a threat to global security by S.H.I.E.L.D.

- Agent Clint Barton is sent by Fury to Russia to eliminate Romanoff.

- Barton confronts Romanoff in Russia. Rather than kill her as instructed, he instead lets her live and gives her a chance to join S.H.I.E.L.D.

- Romanoff accepts Barton's offer, and devotes the rest of her life to working for S.H.I.E.L.D.