During his tenure , Commissioner Bruno has successfully coordinated the City 's responses to a variety of emergency and planned incidents . He headed the City 's plan to maintain order during the 2005 New York City transit strike – three days that left New Yorkers with no subway service and minimal bus transportation . After the devastation of Hurricane Katrina , he oversaw the development and operation of a Family Assistance Center to assist victims who migrated to New York City . Commissioner Bruno also managed the City 's responses to the Queens blackout in 2006 , the 2007 New York City steam explosion in midtown Manhattan , the 2007 Brooklyn tornadoes , two major crane collapses in 2008 , the outbreak of the H1N1 virus in 2009 , and two tornados and a microburst in 2010
2007 New York City steam explosion
2007 New York City steam explosion
Joseph F. Bruno