As Houstonians prepare to celebrate the Fourth of July, Mayor John Whitmire addressed safety and security measures for this year’s Shell Freedom Over Texas and encouraged all Houstonians to have a safe and happy holiday. The Mayor was joined by representatives from the Houston Police Department, Houston Fire Department, Office of Emergency Management and the Mayor's Office of Special Events. #ShellFreedomOverTexas #FreedomOverTexas #Houston #HoustonFireworks #4thofJuly #FourthofJuly