A federal judge on Monday refused to strike down an Arizona law that allows a judge to invalidate otherwise legitimate and qualified signatures on an initiative petition.

Secretary of State Katie Hobbs is urging a federal judge to throw out a challenge to a law that could make it more difficult for groups to put initiatives on the ballot.

A new lawsuit seeks to strike down a statute that can invalidate otherwise legitimate and qualified signatures on an initiative petition.

A federal judge rejected efforts by the Goldwater Institute to force the Food and Drug Administration to detail publicly how dying people can get access to unapproved medicines.

The Goldwater Institute goes to court today in a bid to force the U.S. Food and Drug Administration to cough up details on how dying people can get access to unapproved medicines.

A federal judge has upheld the validity of former Sheriff Joe Arpaio's presidential pardon despite claims from critics that letting his clemency stand would encourage officials to disobey future court orders.

A court hearing Wednesday in Phoenix over former Sheriff Joe Arpaio's pardon isn't expected to lead a judge to undo his clemency, even though some critics want it declared invalid and for the retired lawman to be sentenced.

A federal judge will hear arguments in October over whether she should set aside the criminal contempt of court conviction of Joe Arpaio.

The criminal conviction of former Sheriff Joe Arpaio marks the ultimate repudiation of his tactics, but the fallout over his legacy is still being felt across Maricopa County.

Former Maricopa County Sheriff Joe Arpaio was convicted of a criminal charge Monday for refusing to stop traffic patrols that targeted immigrants.