 This incident sparked a major public discussion on station safety and security , mainly because the station was unstaffed when the suspects mugged Ali on the platform . The only security present was CCTV cameras , and the ticket barriers were left open allowing the suspects to enter the station freely . Many high @-@ profile politicians spoke on the issue of station safety and called on rail companies to provide security or staff the station until the last train had left the station . The Mayor of London , Ken Livingstone assailed Silverlink , the train company who managed the station , for not providing all @-@ night staffing or security . The new provider of every franchise across the rail network will have to provide staff at all times the station is open . 
 This incident sparked a major public discussion on station safety and security , mainly because the station was unstaffed when the suspects mugged Ali on the platform . The only security present was CCTV cameras , and the ticket barriers <a href='uninflect' title='1'><mark>were</mark></a> left open allowing the suspects to enter the station freely . Many high @-@ profile politicians spoke on the issue of station safety and called on rail companies to provide security or staff the station until the last train <a href='been_done' title='2'><mark>had</mark></a> left the station . The Mayor of London , Ken Livingstone<a href='been_done' title='3'><mark></mark></a> assailed Silverlink , the train company <a href='null_relcl' title='4'><mark>who</mark></a>managed the station , for not providing all @-@ night <a href='negative_concord' title='5'><mark>staffing</mark></a> or security . The new provider of every franchise across the rail network will have to provide staff at all times the station is open . 
This incident sparked a major public discussion on station safety and security , mainly because the station was unstaffed when the suspects mugged Ali on da platform . The only security present was CCTV cameras , and the ticket barriers was left open allowing tdasuspects to enter thdatation freely . Many high @-@ profile politicians spoke on the issue of station safety and called on rail companies to provide security or staff thedaation until the dat train done left the station . The Mdar of London , Ken Livingstone done assailed Silverlink , the train company managed the station , fa not providing alll @-@ night no staffing or security . The nedarovider of every franchise across the rail network will gotta provide staff atallll times the station is open .