A head-on collision near Brisbane and another in Tracy, California, resulted in the deaths of four individuals across both incidents. In Brisbane, two people were killed when a westbound vehicle collided with another car, leading to the arrest of the driver for dangerous driving. Meanwhile, in Tracy, two Oakland men, aged 53 and 58, died after a Subaru driver crossed double yellow lines, causing a fatal crash. The Subaru driver, aged 39, suffered minor injuries and was arrested, though charges have not been disclosed. Both incidents highlight the dangers of reckless driving, with authorities continuing to investigate the circumstances surrounding each crash. Road closures were enacted during investigations in both locations, with the Brisbane crash occurring on the D'Aguilar Highway and the Tracy incident on Tracy Boulevard.