i'm lauren lyster.he "cbs morning news." news on "cbs this morning," best-selling author jennifer weiner. i'm lauren lyster. this is the "cbs morning news." it's an easy way to give listerine® total care to the total family. listerine® total care. one bottle, six benefits. power to your mouth™. ufferers. one tried the newest allergy spray which could take several days to feel the full effect of relief. the other took claritin-d which starts to work on allergies with nasal congestion in 30 minutes. the moral? nothing works faster than claritin-d. >>> the sport of rugby has a lot in common with american football. one concern they both share, the long-term impact of concussions. a team in england is experimenting with new technology that could help protect its players and those in football. charlie d'agata reports. >> reporter: the violent collisions are just as jarring as those dished out any given sunday on the gridiron but without the pads. >> i'll tell you, the weight and the collisions probably about