Overview

• The pursuit began Thursday afternoon after 911 calls reported Admilson Vizcaino acting erratically at a Medford gas station and shoplifting at a Billerica 7-Eleven.
• Vizcaino crashed a stolen SUV outside Encore Boston Harbor before carjacking a Republic Services garbage truck at knifepoint.
• He drove the truck onto the pedestrian walkway of the Alford Street Bridge, striking fire hydrants and light poles before crashing.
• An Everett police officer stunned him with a Taser and then fired shots, leaving Vizcaino in critical condition at a local hospital.
• Vizcaino is charged with six counts of armed or attempted armed carjacking and other felonies, and he awaits arraignment while the officer remains on administrative leave.