Well, specifically there is a statutory right to strike, but the right to strike as far as that goes is certainly not new in the public service. The designation of employees for purposes of safety and security of the public as an essential service has been a feature of legislation in dealing with collective bargaining since 1967, when the public service staff relations act was introduced.
What's changed over the years is the form that we've utilized to reach the conclusions about who should be designated. The most recent iteration is the essential services agreement which came out of the changes made in 2005 to the PSLRA.