Los Busted Boys
Police arrived to find a woman who had been assaulted and marijuana, Austin police spokeswoman Laura Albrecht said.
Baron declined to comment on the marijuana charge but said Lyn was unharmed and had protested the arrest.
The Austin police erred on the side of caution, but their actions were "completely unnecessary," Garza's attorney Charlie Roadman said in the release.
Austin police spokeswoman Ruth Bullock said investigators will give a report to the Travis County District Attorney's Office, which will decide whether to press formal charges. In cases of family violence, alleged victims cannot drop charges, she said.
She disputed the band's account of the incident.
"We can only arrest if visible injury or complaint of pain is there, so undoubtedly the officers saw that," she said.
The band of brothers from San Angelo, Texas, won a Grammy in 2005 for their Tex-Mex rock, and their self-titled debut two years ago went double platinum.