Vandalism http://www.criminaldefenselawyer.com/crime-penalties/federal/Vandalism.htm
Virginia Vandalism code http://law.justia.com/codes/virginia/2006/toc1001000/10.1-1004.html
Your daughter is advised to hire a criminal defense attorney to deal with police investigation. Remember she has the right to remain silent, anything she say will be used against her in the court of law, she has a right to an attorney.
Good luck.