Here are the news items:

• China has stepped up its incursions into Taiwanese air space in recent days, which has Taiwan, the US, and its allies in the region on edge.
• The NCAA has long avoided paying student athletes – even as coaches and the schools themselves land massive paychecks – and now the Supreme Court is weighing in on non-remunerative compensation.
• Mergers and acquisitions are flying high, with more dealmaking in the first quarter around the world than in any quarter since 1980.
• Noble laureate Hamilton Smith, the scientist who discovered "molecular scissors," retired last year and we give him his due.
• The legacy of this year's Turing Award winners.

PLUS: John interviews "Media Equation" columnist Ben Smith about The New York Times' business model and free speech in the era of social media.

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