should, quote, tap the i-pad s potential at schools rather than slamming it as just another attention deficit device. the president really loves his blackberry so he does have an appreciation for technology. those are the things we thought you should know. in today s crossing the line is it okay to use tasers when a fan becomes unruly? on friday officers subdued a 36-year-old man watching the second round of the players championship. they tasered him. officials say the man was yelling at players and heckled tiger woods. the man reportedly got so out of hand officers zapped him with a 50,000-volt stun gun. last monday a philadelphia police officer, you remember this video, used a stun gun on a teenager who was racing around the outfield during the phillies game. that set off a huge debate of whether they went too far. joining us to talk about it from columbus, ohio is a taser instructor, a former police officer, and from san francisco, the commissioner with the san francisco police