21-Year-Old Driver in Fatal Key Biscayne Bike Crash Appears in Court Posted by Social Media | Feb 20, 2015 | Key Biscayne | 0 | 21-year-old Alejandro Alvarez appeared in a Miami-Dade court on Friday for allegedly fatally striking two bicyclists on the Rickenbacker Causeway in January. Source: www.nbcmiami.com