A lawsuit brought by families of Sept. 11 victims is moving forward. The families are seeking evidence that could potentially show whether Saudi officials or agents were involved in supporting the hijackers.

A federal appeals court is set to hear arguments in the case. The lawsuit aims to uncover information that may reveal the extent of any potential support provided by Saudi officials or agents to the hijackers.

Further details about the lawsuit and the upcoming court hearing are available from the source. The case is ongoing, with the appeals court set to consider the arguments presented.