Un giro drástico en la ley de "Canadienses Perdidos" desata la incertidumbre a nivel global.El Ministerio de Inmigración exige la devolución de los documentos tras detectar fallas masivas en la certificación de los lazos genealógicos oficiales.

OTTAWA - Some people who received proof of Canadian citizenship under the "Lost Canadians" legislation are now being told to surrender their certificates of citizenship.

Canadian immigration authorities are re-examining citizenship-by-descent applications, prompting some recently approved citizens to return their certificates. Concerns over…