ALLEGHENY CO., Pa. - The Pennsylvania State Education Association and Sto-Rox School District teachers held a demonstration before a school meeting Thursday night. They claim 18 teachers have been seriously injured in school this year, mostly from breaking up school fights. Some of them had to be hospitalized. And they said the district isn't doing anything about the problem. --snip-- "Teachers and para-professionals have been hospitalized. We've had some that have missed work because of their injuries," said Engelherd. Teachers said this has been a growing issue since the first day of class, but some school board members said they...