A Sidmouth business had its window smashed after closing up for the day.
John Hammond, of The Dairy Shop, found a side window had been damaged on Tuesday evening (October 1).
The businessman saw blood near the scene and has urged anyone who saw anything to contact the police.
Mr Hammond said: "It looks like someone has punched through the window and left blood on the board behind."
A police spokesman said: "Police were notified of an act of criminal damage on Tuesday October 1 between 5.30pm and 9.15pm which happened at The Dairy Shop on Church Street in Sidmouth.
"A window was smashed by an unknown offender whilst the restaurant was closed."
Anyone with information is asked to contact police via 101@dc.police.uk or by calling 101 quoting CR/089050/19.
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