In its 6th year, this well-organized community event benefits Johns Hopkins Pediatric Liver Center and organ donation awareness. Annual 5K Run and 1 Mile Walk held in memory of Colleen, who was born with liver disease and died in 2013 while awaiting a liver transplant. 9:00 am start on the corner of Connecticut Ave. and Beach Drive in Kensington. $25 entry fee; discounts available. More info on www.colleensba5k.org.