Welcome to the first day of Spring - and the latest critical 2012 primary contest!
Magid CPI: Trayvon Martin Death: Friend on Phone with Teen Before Death Recounts Events; Tebow's time in Denver looks set to expire; US 'war game' sees perils of Israeli strike against Iran
Google: spring equinox; illinois primary; denver broncos
Twitter: Happy First Day of Spring; Michael Bay; Bieber Be My Boyfriend
YouTube Politics: None of the Above
Billboard (Hot 100): We Are Young - fun. Featuring Janelle Monae; Stronger (What Doesn't Kill You) - Kelly Clarkson; Set Fire To The Rain - Adele
Billboard (Ringtones): Sexy And I Know It - LMFAO; Stronger (What Doesn't Kill You) - Kelly Clarkson; Young, Wild & Free - Snoop Dogg & Wiz Khalifa Featuring Bruno Mars