Federal Court Hears Oral Arguments in Newdow v. Roberts

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"The use of sectarian prayer and religious phrases during the inauguration not only violates a clear reading of the First Amendment, but court approval of the practices serve as a justification for the breach of church-state separation in other areas," said Bob Ritter, staff attorney for the Appignani Humanist Legal Center. "This is a foundational suit--to challenge Establishment Clause and Free Exercise Clause violations by the highest levels of all three branches of government." 

I recommend this, it is short and worth reading: Motion seeking to dispense with the court's religious opening cry