Vanishing affordable rental housing is nothing new to Hapco Philadelphia, which has been warning lawmakers about it for years.

And the recent deadly fire in Fairmount apartments owned by the Philadelphia Housing Authority underscores one of the many sad side effects of a lack of affordable places to live.

In a virtual national panel of fire chiefs, Philadelphia Commissioner Adam Thiel says there’s a bigger picture behind the loss of several families than just smoke detectors and sprinklers.