Now the status of application turned to "Administrative Processing".
"Your visa case is currently undergoing necessary administrative processing. This processing can take several weeks, or longer. As explained on the day of your interview, if further information is needed, you will be contacted. If your visa application is approved when administrative processing is finished, you will receive notification to collect the passport with the visa from the Loomis branch you selected when you booked your appointment.
For more information, please visit
U.S. Consulate General Toronto."