I am permanent residence In Canada and want to visit USA as a tourist visa on my Canadian travel document as a essential truck driver in Canada I can only use a visitor visa to cross the border and do my work and come back. I have confirmed with the US and Canadian border Custom offices that I can cross the border as essential truck driver and they said yes. I need to know while I’m in Canada how to apply a visitor visa do you USA Where is the embassy how to pay free weight to do a fingerprint and how long it will take please do share me your concern or your experience so I can help myself and how long it will take thank you so much.