Characterize the news's sentiment using the following options.
Options: negative, positive

Snap Inc. stock's SNAP, -0.64% 26.6% premarket decline on Friday dragged down other big tech names that rely on online advertising. Twitter Inc. TWTR, +1.18% was down 8% with a report that Biden administration officials are considering subjecting some of Elon Musk's ventures to national-security reviews adding to the downdraft.
negative