Forty people were killed and at least another 78 injured after two busses collided in central Senegal on Sunday. The two vehicles crashed into one anther on National Road No. 1 after one punctured a tire, sending it careening across the public motorway and into oncoming traffic, according to public prosecutor Cheikh Dieng. The incident occurred in Gnivy village around 3:30 p.m. “Following today’s serious accident in Gniby which caused 40 deaths, I have decided on a 3-day national mourning from January 9th,” tweeted President Macky Sall, extending his “heartfelt condolences” to affected families and victims of the crash.