The big battle in Marsha Wetzel’s appeal from an order that dismissed her lawsuit against Glen St. Andrew Living Community in Niles for allegedly violating Section 3604(b) of the Fair Housing Act by failing to stop fellow tenants from attacking her for being a lesbian was whether she had to allege the landlord acted with “discriminatory animus.”Section 3604(b) prohibits landlords from discriminating “against any person in the terms, conditions, or privileges of sale or rental of a dwelling, or in …