It's Tuesday News Day and Here are the stories.

• External Data-Sharing Efforts Largely Insufficient, Healthcare Professionals Report Healthcare Innovation Group Rajiv Leaventhal 
• The VA and others pioneer eHealth Exchange health information network infrastructure HealthcareITnews.com Bill Siwicki
• Mayo Clinic CIO discusses data-sharing, interoperability, HL7 FHIR standard HealthcareITnews.com Bill Siwicki
• Stakeholders See Glass Half-Full at ONC’s Third Interoperability Forum Healthcare Innovation Group David Raths
• Hospitals lack CEO buy-in to invest in interoperability Modern Healthcare