U.S. Commerce Dept. @CommerceGov
Daylight Saving Time began today at 2 AM. Curious about the current rules for DST? @NIST's Time and Frequency Division answers questions here: https://t.co/C3KJGAXUYt #DaylightSavingTime https://t.co/KsuSUgZFGZ — PolitiTweet.org