The mayor of Conception Bay South, N.L., says a water main break has prompted a local state of emergency, and the town has directed all businesses to close immediately to conserve water. Leonard Hickey, owner of Hickey’s Greenhouses, says he's worried about how long the water shutdown will last because he has a big inventory of plants that must be watered. »»» Subscribe to CBC News to watch more videos: http://bit.ly/1RreYWS Connect with CBC News Online: For breaking news, video, audio and in-