Upon investigation it appeared that it was being shelled by a large calibre gun from long range .
At the end of July , 114th LAA Rgt reported that it was being attacked by a ' secret weapon ' .
Upon investigation LAA Rgt appeared that LAA Rgt was being shelled by a large calibre gun from long range .
At the end of July , 114th LAA Rgt reported that it was being attacked by a ' secret weapon ' .