Back on this day in 2013 Twitter went public.

Angela Gonzalez, Phoenix Business Journal Senior Reporter - Phoenix is a top home market

Arizona Sports' Tyler Drake - Cardinals Coffee Talk: Cardinals @ Seahawks

Political Analyst Chuck Todd - Shutdown Continues

Back on this day in 1947 "Meet the Press" made its TV debut

Katie Hobbs, governor of Arizona

Adelita Grijalva, Congressional District 7-elect

Brad Garrett, former FBI agent and ABC crime and terrorism analyst

Jim Ryan, ABC News correspondent

Back on this day in 1955, Marty McFly accidentally traveled back in time

Christel Bell, ABC15 consumer investigator

Greg Stanton, U.S. Representative for Arizona

Jim Ryan, ABC News correspondent

David Key, president of Sedona Chamber of Commerce

Back on this day in 2008 Barack Obama was elected as America's first African American president

Chuck Coughlin, CEO and president of Highground Inc.

Tim Werth, tech editor at Mashable

Vince Marotta, host of Bickley and Marotta on Arizona Sports

Back on this day in 1990 "Ice, Ice Baby" was the first rap song to hit number 1 on the Billboard Hot 100.

Mike Noble, Founder of Noble Predictive Insights - Betting Websites