Aftershock A News Today

>> reporter: wolf, we just had a major aftershock here. its the second one in the last couple of hours. so thats tsunami alert to sendai and much of japan on northeast coast is really and truly an alert. the concern is another quake will trigger another tsunami like the one we experienced on friday, that ten meter monster wave that engulfed so much of the coast. >> and the shaking that youre feeling right now, is it over with, this aftershock? how significant? youve been there now for a while. h...