Help me get molly back my dog

This morning I had two police officers banking down my door and make me feel intimidated they have seized my dog for nothing think that she is a dangerous breed when she is an American bulldog she nicked a police officer 3 weeks ago she didn't draw no blood she didn't hurt him and they have taken my dog I want her back can you please help me..
They gave me a letter wont tell .e were she is are how she is she is a g0pd dog shes not nasty shes nearly 3 years old im scared for her they ate doin blood test on her they won't take my vets papers that blatantly said American Bulldog on they said it wasn't good enough even though the vet's know what breed she is I want a home now can you please help me get my dog back