Racist markings and slogans have been daubed on a mosque by intruders in Redditch, who also stole building tools and equipment. The attack is being treated by police as a hate crime.
Walls and windows at the building, which is due to open at the end of the year, were covered in anti-Muslim graffiti.
It's the second attack on a Midlands mosque in the past few days.
The cleanup has started after a mosque in Redditch had racist graffiti painted on it.
The building on Jinnah Road was targeted early this morning.
Police have since arranged meetings with the chairs of the mosque, local leaders and the Independent Advisory Group.
Police have been meeting the leaders of a mosque in Redditch which was attacked early this morning.
Racist graffiti was painted onto the building in Jinnah Road.
The incident has been described by officers from West Mercia Police as "mindless".
Police have stepped up patrols in Redditch after a racist attack on a mosque in the town.
Graffiti including swastikas were painted onto the building in Jinnah Road early this morning.
The paint used had been taken from builders' cabins on the site, which is still under construction.
West Mercia Police said:
"Due to incidents happening nationally targeted patrols have been put in place and these will now be further increased as we will not tolerate mindless attacks of this nature."
Police are investigating a break-in at a mosque in Redditch, during which racist graffiti was painted onto the building.
The damage happened at the mosque on Jinnah Road between 2am and 4:30am this morning.
Officers say graffiti, including swastikas, have been sprayed onto walls and at least half a dozen windows.
More to follow...