'Littlebits' 'Arduino' knife-wielding tentacle

Knife wielding mentally ill guy shot by police.

Two-Year-Old Dead; Knife-Wielding Mother Shot by Police

Police Use Taser on Knife-Wielding Elderly Man in Arkansas

Knife-wielding man who allegedly tried to kidnap girl appears in court

Knife-wielding man arrested at Dartford station

Police overpower knife-wielding man at Morocco–Spain border

Knife-wielding man sought for robbing Phoenix 7-Eleven

Man chased knife-wielding robber out of Sheffield shop

Watch unarmed shopkeeper fending off knife-wielding robbers in Northampton

Prince Charles' goddaughter had terrifying ordeal with knife-wielding man whilst in labour!

Crazy knife-wielding Camarillo man calls 911 to ask to be killed by police. He got his wish

Estonian police shoot knife wielding guy

Knife-wielding man hijacks bus in China

Paris: Knife-Wielding Assailants Attacked The Church

Hero female shop assistant tackles knife-wielding robber by giving him a slap

Sixth Grader Helps Kids Escape After Knife-Wielding Man Forces His Way onto School Bus

Dashcam Captures Knife-Wielding Man Attacking Pursuer on Kuala Lumpur Highway

Police searching for knife-wielding thief who robbed Papa Nacho's market

Knife-wielding man robs Scottsdale Circle K

Knife-wielding man wounds Spanish policeman at Melilla border