.

Authorities in Plaquemines Parish on Monday were investigating a crash that took the lives of a mother and her toddler.

It happened about 12:40 p.m. on La. 23, about two miles south of Lake Hermitage, said Cmdr. Eric Becnel, a spokesman for the Plaquemines Parish Sheriff’s Office.

Becnel said a young child in another vehicle also was seriously injured.