Presidio County, TX — October 12, 2024, David Sleeper was injured following a motorcycle accident at approximately 10:15 p.m. along North Highland Avenue.
According to authorities, 74-year-old David Sleeper was traveling on a northbound Triumph motorcycle on North Highland Avenue at the East Oak Street intersection when the accident took place.

Officials indicate that, for as yet unknown reasons, a westbound pickup truck hauling a trailer on Oak Street entered the intersection at an apparently unsafe time, failing to yield the right-of-way at a stop sign. This caused the motorcycle to swerve in an attempt to avoid a collision with the truck. The evasive maneuver led to a loss of control, however, and the motorcycle overturned. Sleeper suffered serious injuries as a result of the wreck, according to reports, and was transported to a local medical facility by EMS in order to receive necessary treatment. Additional details pertaining to this incident are not available at this point in time. The investigation is currently ongoing.
Commentary by Attorney Michael Grossman
When motorcycle accidents result in serious injuries, it’s critical to investigate the circumstances thoroughly. Drawing on my experience with similar cases, I find that determining how and why such a crash occurred requires answering three essential questions. First, did authorities thoroughly investigate the crash? Second, has anyone examined whether a vehicle defect may have contributed to the accident? Finally, has all electronic data related to the vehicles involved been secured?
In this case, reports suggest the crash occurred when a pickup truck hauling a trailer allegedly failed to yield the right-of-way at a stop sign, forcing Mr. Sleeper to swerve on his motorcycle and lose control. While this description offers some insight into what may have happened, much more needs to be clarified. For instance, were police able to confirm the truck driver’s actions through eyewitness accounts, surveillance footage, or other evidence? Did they carefully document the truck’s approach to the intersection or the state of its stop sign? Without thorough documentation, important details might be overlooked.
Additionally, it’s worth examining whether a mechanical defect or maintenance issue might have affected either vehicle’s performance. A malfunction in the truck’s brakes, for example, could explain its failure to stop at the intersection. Similarly, if the motorcycle’s tires, brakes, or steering contributed to Mr. Sleeper’s loss of control, those findings would be significant. Identifying such factors often requires specialized inspections beyond a standard accident report.
Finally, investigators should ensure that all relevant electronic data is preserved. Many vehicles, including motorcycles and trucks, are equipped with electronic data recorders (EDRs) that can reveal key information such as speed, braking, and steering inputs leading up to the crash. If this data is collected promptly and analyzed properly, it could provide valuable insight into the sequence of events and whether external factors contributed.
Accidents like this, where David Sleeper sustained significant injuries, demand a meticulous investigation to uncover every contributing factor. Addressing these questions helps ensure that all circumstances are fully understood. For Mr. Sleeper and his loved ones, obtaining these answers is a crucial step toward clarity and closure.