Suspect said he shot teen in leg during June 19 event in Round Rock, police say

A teenager arrested in connection with the mass shooting at the Juneteenth celebration in Round Rock told police he fired his 9mm gun three times at another teenager, wounding him in the leg, according to an arrest affidavit.

Ricky Thompson III, 17, of Manor, was charged with aggravated assault with a deadly weapon. It is a second-degree felony punishable by up to 20 years in prison. Two people were killed and 14 others injured during an altercation between two groups during the Juneteenth celebration at Old Settlers Park. Police declined to say what the argument was about.

Part of the argument was between Thompson and a 17-year-old man, according to the affidavit. He said Thompson pulled his gun from his waistband during the altercation and shot the victim, hitting him once in the leg.

The affidavit did not provide details of the argument.

An officer providing security at the event discovered the victim had gone to St. David's Hospital to be treated for a gunshot wound, according to the affidavit.

Police arrested a second suspect in the shooting, a juvenile who was taken to the Williamson County Juvenile Justice Center.

Round Rock Police Chief Allen Banks said there was more than one shooter at the event and authorities continue to investigate. The two bystanders who were killed were Ara Dukes, a 54-year-old school administrator from Pflugerville, and Lyndsey Vicknair, a 33-year-old attorney and mother of three.

This article originally appeared on Austin American-Statesman: Suspect says he shot teen during Juneteenth event in Round Rock, police say