Watson 2x10 Never Been CRISPR-d - Next on Season 2 Episode 10 - Promo Trailer HD - Watson 2x10 "Never Been CRISPR'd" Season 2 Episode 10 Promo - Watson's biohacker friend Hobie returns when he rushes his new girlfriend to the Holmes Clinic after they partake in a gene-editing experiment that goes wrong; Watson becomes suspicious of Sherlock.