The title is correct. According to the article you linked, teachers from Albany, Oregon held a "ready to strike" rally after a mediation session with the school district. The Greater Albany Education Association (GAEA) pointed out the importance of securing fair contracts for teachers and focusing specifically on classroom size, which was an important addressed in the mediation. GAEA President Dana Lovejoy noted the strong community support this strike. The rally featured speeches from local union representatives and concerned parents, many of whom expressed solidarity with the teachers’ calls for smaller classrooms and improved resources for students with behavioral challenges.
Other articles, such as this one from Katu 2 ABC says the same thing. There is also video footage to supplement these articles, such as this clip from KPTV FOX 12.