India, July 12 -- Fifteen Indian tourists were killed on Saturday afternoon when a speedboat returning from an island trip off Vietnam's southern coast capsized shortly after leaving Hon May Rut Ngoai island, near the resort island of Phu Quoc, authorities and witnesses said. Twenty-one people were rescued.

The vessel was carrying 32 Indian tourists and four crew when it overturned, news agency AP quoted authorities as saying. All the dead were recovered; the injured were taken to hospitals. The Embassy of India in Vietnam said the 15 dead comprised 13 men and two women, all Indian nationals.

The 32 tourists on board were part of a larger group of Indian dealers, distributors and staff of Lava Mobiles, the smartphone and consumer electr...