RIO DE JANEIRO, BRAZIL - A similar problem occurred last December due to technical discrepancies between Bolivia and Chile over the validity of Covid-19 PCR tests. It was overcome after a mutual commitment to expand the capacity of border service centers and standardize PCR tests.
Another heavy transport leader, Zenón Villalba, said that the biggest problem was at the Tambo Quemado border crossing, where he spoke at least 1,500 trucks were held up on the Bolivian side alone.
"It is unfortunate the lines at the border, in Tambo Quemado. We ask the authorities to put their hands on . . .