Commuters brave the cold Tuesday on a platform at the LIRR station...

Commuters brave the cold Tuesday on a platform at the LIRR station in Mineola. An extended cold snap in the forecast means a host of potential hazards, both physical and financial, for Long Islanders. Credit: Newsday/Howard Schnapp

Suffolk police test changes ... Renaming post office for 9/11 advocate ... HS plays of the week Credit: Newsday

Rex's life behind bars ... Acid attack suspect in court ... Knicks Finals Game 1 recap ... What's up on LI?

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