Crews were able to quickly contain a two-alarm fire involving two homes Tuesday morning in Lafayette, according to the Contra Costa County Fire District. At about 4:55 a.m., crews responded to the 3400 block of Monroe Avenue in Lafayette, fire officials said. No injuries were reported, and the fire was knocked down by about 6:20 a.m., fire officials said. It was not immediately clear how the blaze started. No other details were immediately available.