This article originally appeared in the Chicago Sun-Times.

The Chicago Teachers Union said Monday that 95 percent of members who participated in a poll last week have agreed to authorize a strike this fall.

Some 90.6 percent of eligible teachers, clinicians and aides signed their names on petitions circulated last week at schools and CTU headquarters, according to the CTU. The results — 86 percent of eligible members voting — are slightly lower than last December’s strike authorization vote, which the union decided to repeat to halt legal challenges by the Board of Education. Then, some 88 percent of eligible members voted yes. The CTU did not release raw…