Subtitled in Vietnamese4:04You could have a secret twin (but not the way you think)Kayla Mandel SheetsTranslated by Vivian PhamReviewed by Hoàng Trung Lê
Subtitled in Vietnamese5:15Demolition, disease, and death: Building the Panama CanalAlex GendlerTranslated by Vivian PhamReviewed by Nhu PHAM
