New Orleans ramps up security ahead of Mardi Gras and Super Bowl, but concerns and questions remain

As New Orleans prepares to kick off its extravagant Carnival season this week, the city is asking for federal help in ensuring there is not a repeat of the horrific truck-ramming that killed 14 people early on New Year’s Day.

​ As New Orleans prepares to kick off its extravagant Carnival season this week, the city is asking for federal help in ensuring there is not a repeat of the horrific truck-ramming that killed 14 people early on New Year’s Day. Read More Breaking News, Latest News and Videos | CNN