BuzzFeed writes, “Real impacts on the robustness of our defensive posture.” WASHINGTON — Secretary of Homeland Security Janet Napolitano warned of increased lines at border entry points and reduction in the nation's security if the mandatory cuts known as the sequester take effect. "I don't think we can maintain the same level of security at all places around the country with sequester compared to without sequester," Napolitano told reporters at the White House Monday. "We're going to do everything to mitigate that threat, but the sequester makes that awfully, awfully tough." She said hundreds of border…