The killing of U.S. Border Patrol Agent David Maland near the Canadian border last month and five other homicides in Vermont, Pennsylvania and California have been tied to a cultlike group known

A traffic stop in Vermont has cracked open a cultlike group called Zizians linked to six deaths in three states

Here’s a look at the timeline of events in a series of killings that culminated in a Jan. 20 highways shootout that killed a Border Patrol officer in Vermont.