A possible tsunami that could have hit the B.C. coast has sparked debate on the effectiveness of Vancouver Island's emergency alert system.
Many were sent scrambling to higher ground after a tsunami warning was issued just after 1 a.m. on Jan. 23.
Some woke up hours after, completely unaware of the possible danger.
Join Calvin To on this week's Sunday Spotlight as he speaks with Robin Cox, the program head of the Disaster and Emergency Management graduate program at Royal Roads University.