The attack against a conservative senator, Miguel Uribe Turbay, has shaken a nation that has struggled to move past its long history of political violence.

The brazen attack, captured on video, recalled the political violence of past decades. The senator arrived at a hospital in critical condition.

According to officials, a gunman fired at him from behind -- and graphic footage circulating online shows the terrifying moment. Uribe’s wife, Maria Claudia Tarazona, issued an update on social media,