No casualties were reported except for the bomber . Gunmen attack a coffee shop in Potiskum , killing two . In Damaturu , protesters first attack police , before spreading to churches , mosques . ` ` It is a very bad situation , '' a Red Cross official says .
Gunmen attack a coffee shop in Potiskum , killing two . In Damaturu , protesters first attack police , before spreading to churches , mosques . ` ` It is a very bad situation , '' a Red Cross official says .