No, there is no way to speed up the process for a U visa. These typically take some time as it is necessary to have a part of the I-918 certified by a Federal or State LEA. Please note that it is a short term nonimmigrant visa. If she has left the US, she may have abandoned her application for change of status and if you are a dependent beneficiary, your application for change of status cannot be approved. Consult immediately with another experienced immigration attorney.
Answered on Oct 25th, 2011 at 4:55 PM