This person established the oldest continuously operating casino on the Las Vegas Strip. For 10 points each:
[10m] Name this Jewish American mobster who influenced the National Crime Syndicate along with his friend Meyer Lansky. He received his nickname from comments that he was as erratic as an insect.
ANSWER: Bugsy Siegel [or Benjamin Siegel; prompt on Bugsy]
[10e] Siegel’s development of the Las Vegas Strip was heavily supported by this criminal society, whose organizations are commonly referred to as Cosa Nostra.
ANSWER: the Mafia [or the Italian Mob]
[10h] Siegel was murdered in the home of his girlfriend, Virginia Hill, who inspired the name of this casino hotel for her long legs. Lansky approved of the creation of the Nevada Projects Corporation to create this hotel.
ANSWER: Flamingo Las Vegas [accept Flamingo Hilton; accept Flamingo Hotel]
<Brown, American History>