Why do strikes happen when school is about to start?

SEATTLE - As a handful of school districts in the Puget Sound prepare for possible teachers strikes, many are asking why contract negotiations have to happen right when students are about to return to their classrooms for a new year.

Why don't contracts expire in, say, June, which would give both sides a few months to negotiate without jeopardizing the school year for students?

We'll be looking into this story tonight on Q13 FOX News at 4 and 5.