"I am confident that nothing will be learned to justify, warrant or support the filing of any bias criminal complaint," Altman said.
Lawyers for Wei released a statement Tuesday saying she was innocent and extending sympathy to the Clementi family.
"This is a tragic situation," the statement said. "But this tragedy has also unfairly led to rampant speculation and misinformation, which threaten to overwhelm the actual facts of the matter. Those true facts will reveal that Molly is innocent."
Ravi, of Plainsboro, and Wei, of Princeton, each could face up to five years in prison if convicted on the invasion of privacy charge.