Wednesday links (7/9/14)

Massachusetts law doesn't adequately protect people who have been falsely accused of crimes:

Patients sue Massachusetts for access to medical marijuana.

Man who spent more than three years in prison for a wrongful conviction sues Massachusetts for half a million dollars.

Police in West Springfield have two grenade launchers, but can't give a straight answer why.

TSA says you can't take an electronic device on a flight if the batteries are dead because... terrorism!