After you file

That is certainly unfortunate... Sometimes reviews are random, sometimes they are for a specific reason.  TurboTax does not receive any information from the IRS after your return has been accepted.  TT cannot speed them up for you.  If they ask for any further information from you, provide it promptly.  You can call the IRS to ask about it:

To call the IRS:IRS:  800-829-1040  hours 7 AM - 7 PM local time Mon-Fri

Listen to each menu before making the selection.

First choose your language. Press 1 for English.

Then do NOT choose the first choice re: "Refund", or it will send you to an automated phone line.

Instead, press 2 for "personal income tax".

Then press 1 for "form, tax history, or payment".  

Then press 3 "for all other questions."

Then press 2 "for all other questions."  It should then transfer you to an agent.