Using a leash with a toddler is a controversial issue about which many parents have strong opinions. We asked two moms and an expert to share their thoughts on this topic. Yes! "I think leashes are excellent for the safety they provide those toddlers who have the tendency to run," says Karen Black, a mom from Rochester, N.Y. For Black, the impetus to purchase a leash occurred after two incidents. The first one occurred in a mall; she lost her son four times because he pulled his hand from hers and ran full force. The second time he managed to...