are -- when you say physical injury, what -- what is cal-osha looking for? they're looking for -- by way of example, are they looking for broken bones, they're looking for ways that people hurt themselves physically? is there anything else that is part of the types of injuries they're looking for that you can just further describe? >> there is some things in the cal-osha regulations about -- about stress, about -- there's actually a law on the books about workplace violence, and the ems personnel are part of that -- that regulation because they're first-line responders, and there's a reporting system. and at this point, cal-osha's really just tabulating data on workplace violence, but there is an analysis on workplace violence, and cal-osha does talk a little bit about stress, but there is no compliance with regulatory stress management. >> how are you measuring whether or not an individual has sustained a stress injury? >> that remains to be seen. i don't have that in my purview at this point. that may be something that will happen down the road, but i don'