Fringe › Season 3

S3 E12: Concentrate and Ask Again

When a scientist falls dead after ingesting a lethal cloud of blue powder and his bones disintegrate in his body, the CDC suspects a biological attack. As the Fringe Team investigates further, a subject from Walter's past with ties to Olivia reluctantly agrees to assist with the intense case.

Air date	Feb 4, 2011
Runtime	44 minutes
TMDB rating	★ 7.6/10