This past week, both chambers of the Illinois General Assembly passed a measure that closes loopholes in Illinois' eavesdropping law, the Associated Press reports. The ACLU of Illinois has a history of fighting for the First Amendment right to make an audio recording of public officials performing a public duty in a public place -- in ACLU v. Alvarez-- which had been illegal under what had been the strictest eavesdropping law in the country. In 2012, an appellate court ruled to allow the recording of public officials for ACLU purposes. Then in January, the eavesdropping law went to trial before the Illinois Supreme Court, which ruled the whole of the law to be unconstitutional. The bill clarifies any remaining ambiguity in the current eavesdropping law by restoring two-party consent, but also exempts police from having to obtain a warrant prior to eavesdropping for certain types of crimes: