I try to keep my X5 is great shape and then some moron comes along and ruins the day - contractor's ladder fell on my car as they were cleaning the gutters. Caught on camera. What should I do now? File claim on their car insurance or what?

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'05 E53 X5 4.4i, '97 E39 528, '07 E92 335i, '16 F86 X6M.