A Perth grandmother is reported to have broken her wrist after a rock is thrown from an underpass, causing her to crash while riding her bicycle. According to reports, the incident involved teens who allegedly threw the rock from the underpass, striking or causing her to lose control as she travelled along the road. The woman, described as a grandmother in coverage, says she feels scared and vulnerable following the event. She is understood to have sustained injuries significant enough to require medical attention, with the broken wrist being the primary injury described by both outlets. The reports present the same account of what happened and focus on the immediate impact on the rider, including the fear she experienced after the incident. Details such as the exact location, time, and whether anyone has been charged are not provided in the material supplied. The accounts are based on statements attributed to the woman and common event description shared across the two sources.