Joshua Holt and his Venezuelan partner, held for two years, are expected in Washington on Saturday.
The main drivers' group behind the strike says President Temer's threat of force is "lamentable".
Hundreds of professional clowns march through Lima in costumes, wigs and face paint.
Broadcast time 11:06 BST - 11:30 BST
Broadcast time 13:06 BST - 14:00 BST
Broadcast time 18:06 BST - 18:30 BST
Broadcast time 21:06 BST - 22:00 BST