Overview

• A judge ruled on July 3 that Lopez, 24, will remain in Harris County Jail without bond as he faces capital murder charges
• Investigators tied a white sedan seen on surveillance video to Lopez and matched bullet casings from the scene to his alleged weapon
• Natanael Fuentes Reyes, 68, and Guadalupe Flores, 74, were ambushed and shot from behind during their early morning walk on June 27 in Wildheather Park
• Authorities say robbery has been ruled out because the victims still had their phones, keys and other personal items
• Family members and neighbors held evening vigils at the park to honor the longtime friends and call for justice