Blindspot 4×20 Sneak Peek “Coder to Killer” Season 4 Episode 20 Sneak Peek

Blindspot 4×20 “Coder to Killer” Season 4 Episode 20 Sneak Peek – A horrifying and vengeful villain threatens the FBI. Weller considers his priorities. Zapata and Reade try to navigate their living situation. Patterson explores a budding interest.