PACOIMA, Calif.—A 20-year-old man was killed and a 19-year-old woman is in critical condition Aug. 17 after a drive-by shooting in Pacoima. The shooting was reported at 6:51 p.m. Aug. 16 and Los Angeles Police Department officers responded to the 13000 block of Van Nuys Boulevard south of the Ronald Reagan (118) Freeway where they…