Joel Allen Katz, of Silver Spring, was struck while riding his bike along the 15000 block of Bramblewood Drive around 4 p.m. on Sunday, June 1, Montgomery County Police said.
Investigators said the driver of a blue 2015 Mercedes-Benz SUV was backing out of a driveway when it hit Katz. First responders rushed him to a local hospital with serious injuries.
Katz died six days later — on Saturday, June 7 — from his injuries, officials said…