President Barack Obama introduces poet laureate Elizabeth Alexander for a poetry reading in the State Dining Room of the White House in Washington, Friday, April 17, 2015. (AP Photo/Andrew Harnik)
Obama: World would be 'pretty barren' without poetry
President Barack Obama introduces poet laureate Elizabeth Alexander for a poetry reading in the State Dining Room of the White House in Washington, Friday, April...
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Colombia's President Juan Manuel Santos speaks to the media after a welcoming ceremony for South Korea's President Park Geun-hye at the presidential palace in Bogota, Colombia, Friday, April 17, 2015. In a sharply worded rebuke, Santos said Colombians' patience is wearing thin after guerrillas this week attacked an army platoon sleeping in the field and killed 11 soldiers.  (AP Photo/Fernando Vergara)
Colombia's president wants rebels to set deadline for peace
Colombia's President Juan Manuel Santos speaks to the media after a welcoming ceremony for South Korea's President Park Geun-hye at the presidential palace in...
In this Thursday, April 16, 2015 photo, Meredith Barber poses with her daughter Gabrielle Schwager, 10, at their home in Penn Valley, Pa. Barber, a psychologist from the Philadelphia suburb of Penn Valley, has decided Gabrielle will not be taking the Pennsylvania System of School Assessment this year and has been encouraging other parents to opt out. (AP Photo/Matt Slocum)
Opt-out movement accelerates amid Common Core testing
In this Thursday, April 16, 2015 photo, Meredith Barber poses with her daughter Gabrielle Schwager, 10, at their home in Penn Valley, Pa. Barber, a psychologist...
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In this Nov. 16, 2009 file photo, chickens stand in their cages at a farm near Stuart, Iowa. Discovery of the bird flu on an Iowa turkey farm has raised serious concerns that the bird killer could find its way into chicken barns in the nation’s top egg-producing state and rapidly decimate the flocks that provide the U.S. with its breakfast staple. (AP Photo/Charlie Neibergall, File)
No. 1 egg-producing state aims to keep bird flu out
In this Nov. 16, 2009 file photo, chickens stand in their cages at a farm near Stuart, Iowa. Discovery of the bird flu on an Iowa turkey farm has raised serious...
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RCR begins to move past penalties with interim crew chief
Craig Dalton checks tire pressures before practice for Sunday's NASCAR Sprint Cup Series auto race at Bristol Motor Speedway, Friday, April 17, 2015, in Bristol,...
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Chicago Cubs manager Joe Maddon, right, argues with home plate umpire Sam Holbrook during the seventh inning of a baseball game against the San Diego Padres in Chicago, Friday, April 17, 2015. (AP Photo/Nam Y. Huh)
Joe Maddon ejected for 1st time as Chicago Cubs manager
Chicago Cubs manager Joe Maddon, right, argues with home plate umpire Sam Holbrook during the seventh inning of a baseball game against the San Diego Padres in...
APNewsBreak: Video released of 'Suge' Knight running over 2
This evidence photo by the Los Angeles County Sheriff's Office, released by Los Angeles Superior Court, is one of a series of photos showing Marion...
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