The 214 meter long, 44251 dwt cargo vessel Heranger collided with  190 meter long , 43929 dwt bulk carrier Costas L on the Mississippi River near Chalmette, New Orleans, Louisiana. The Heranger was proceeding on the river when it suffered a power blackout.  The cargo vessel went adrift and struck the Costas L with its anchor entangled with the bulk carrier’s mooring line. No reports of injuries or pollution released. Both vessels sustained minor damage and traffic on the river was not impacted.