Police in the American city of New Orleans have arrested two brothers over the shooting at a Mother's Day parade that injured 20 people including two children.
Shawn Scott, 24, was arrested on Thursday, while Akein Scott, 19, was taken into custody on Wednesday night.
They are charged with 20 counts of attempted murder, the BBC reports.
Police believe the brothers were involved in a neighbourhood gang and planned the attack on 12 May together.
Another four people, ranging in age from 19 to 32, have been charged with obstruction of justice and being accessories after the fact.