 Complete the following phrase:  Coastal defense duty continued into early 1916. Deutschland was transferred to the AG Vulcan dry-dock in Hamburg for further maintece that took place from 27 February to 1 April 1916. On 2425 April 1916, Deutschland and her four sisters joined the dreadnoughts of the High Seas Fleetwhich was now commanded by VAdm Reinhard Scheerto support the battlecruisers of I Scouting Group on a raid of the English coast. En route to the target, the battlecruiser was damaged by a mine; she was detached to return home while the operation proceeded. The battlecruisers conducted a short 