A.M. Links: Birdman Wins Best Picture, Terror Threat Targets Shopping Malls, Obama Prepares to Veto Keystone XL

• 
  

  Birdman won the Oscar for best picture at last night's Academy Awards.

• Heightened security measures are now in effect in shopping malls in the U.S., France, and England in response to a terrorist threat.

• President Barack Obama is expected to veto the Keystone XL pipeline bill this week.

• Congress has until Friday to approve a new budget for the Department of Homeland Security.

• A suicide attack by a young girl believed to be just 7 years old has killed at least 5 in a Nigerian market.

• Joey Logano won the Daytona 500 on Sunday.

Follow us on Facebook and Twitter, and don't forget to sign up for Reason's daily updates for more content.