Local officials, business people, Irish dancers, pipers, showgirls, and employees of Ri Ra Irish Pub pose in front of the "Welcome to Fabulous Las Vegas" sign as The Las Vegas Convention and Visitors Authority (LVCVA) turns the sign green in partnership with Tourism Ireland’s “Global Greening Initiative” Thursday, March 15, 2018. This is the sixth year Las Vegas has participated in the global event in advance of St. Patrick's Day. CREDIT: Sam Morris/Las Vegas News Bureau