ZCZC LA23 090800 UTC APR 26 COASTAL WARNING ARKHANGELSK 24 DVINSKIY ZALIV 1.FIRING ARTILLERY 13 AND 14 APR 0700 TO 1100 IN AREA PROHIBITED TO NAVIGATION 64-34-02N 039-43-04E 64-32-42N 039-34-36E 64-38-30N 039-37-48E 64-39-54N 039-42-18E 64-38-30N 039-43-18E 2.CANCEL THIS MESSAGE 141200 APR= NNNN