How it happened: Sequence of events in case of slain Baton Rouge couple _lowres

Police arrested Ernesto Llerena Alonso, left, as a primary suspect in the strangulation of Denis and Suzanne Duplantier of Baton Rouge.

A landscaper who worked for a Baton Rouge couple and lived in an apartment above a barn on their property was arrested Wednesday in Florida, accused of strangling them, then leaving their bodies at a Hammond gas station.

Authorities went to Hollywood, Florida, which is near Miami, and arrested Ernesto Llerena Alonso, 42, in the deaths of Denis “Bubby” Duplantier, 71, and Suzanne “Suzy” Duplantier, 70, Baton Rouge Police Chief Carl Dabadie said at a news conference Wednesday.

After Alonso is returned to Louisiana, he will be booked on two counts of first-degree murder, two counts of second-degree kidnapping, unauthorized entry and possibly robbery.

Below is a brief timeline showing the events following the Duplantier's disappearance: