The 199 meter long, 44621 dwt bulk freighter Marcos Dias  became disabled and allided with the berthed 254 meter long, 106659 dwt freighter ABML Eva at Santos, Sao Paulo, Brazil.  The Marcos Dias was maneuvering in the port when it suffered a power blackout.  The crew attempted to slow the vessel by dropping two anchors, but the Marcos Dias did not stop and struck the ABML Eva and a container crane.   The Marcos Dias had its port and bow bulwark damaged.   The ABML Eva had only minor damage with the crane suffering some undisclosed damage.  No reports of injuries or pollution released.  The Port authorities have launched an investigation into the incident.