LSP: Impairment suspected after 48-year-old dies in fatal crash near Assumption-Ascension parish lineDONALDSONVILLE — A 48-year-old was killed after a crash along La. 308 near the Ascension-Assumption parish line, Louisiana State Police said. Around 7 p.m. on Monday, state troopers were dispatched to a single-car crash along La. 308 near La. Impairment is suspected, and routine toxicology samples will be taken and submitted for analysis, LSP noted.