Ventilation Victory: The D.C. Council voted today to ban large buildings from leaving their doors open in the summer, while the air conditioning is on, to attract customers. +2

Wizards Or Muggles: The Washington Nationals and Capitals have won games more recently than the Wizards. And yes, the first two aren’t in season. -4

Daily Deals Dilemma: Daily deals giant Groupon is having trouble capitalizing on active customers, which could spell trouble for D.C.-based rival LivingSocial. -1

From Glass-Enclosed to Glass-Enclosed Museum: WTOP reporter Neal Augenstein is donating the iPhone he has used to record and edit radio interviews to the Newseum. +1

Wednesday’s Needle rating: 24 Today’s score: -2 Thursday‘s Needle rating: 22