Child riding e-bike seriously injured in Crystal Lake crash, officials sayA child riding an e-bike was seriously injured in a crash Wednesday at Walkup Road and Dvorak Road in Crystal Lake, fire department officials said. A child riding an e-bike was seriously injured in a crash Wednesday at Walkup Road and Dvorak Road in Crystal Lake, fire department officials said. A child riding an e-bike was seriously injured in a crash Wednesday at Walkup Road and Dvorak Road in Crystal Lake, fire department officials said. A child riding an e-bike was seriously injured in a crash Wednesday at Walkup Road and Dvorak Road in Crystal Lake, fire department officials said. CRYSTAL LAKE, Ill. (WLS) -- A child was seriously injured in a crash involving a car and an e-bike Wednesday in the north suburbs.