out. and lawsuits are threatening including the aclu challenging the constitution nalt of the phone program. suspected leaker edward snowden said he wants that debate. >> the public needs to decide whether these programs or policies are right or wrong. and i'm willing to go on the record to defend the authenticity of them and say i didn't change these. i didn't modify the story. this is the truth. this is what's happening. you should decide whether we need to be doing this. >> reporter: while a law enforcement official says there's no time frame for when charges will be filed, legal experts say the most likely charge is unauthorized disclosure of classified information under the epps upon 1/2 act. >> there's one felony that clearly applies and that's the disclosure felony which has a ten-year max. so you can stack those up any way you want, under the sentencing guidelines, basically, he's looking at ten years. >> with the alleged misconduct