Paul Ryan says he?s not ready to support Donald Trump

Speaker of the House Paul Ryan.

Win McNamee/Getty Images

The surprise declaration from the House speaker amounted to a stunning rebuke of Trump from the GOP?s highest-ranking officeholder.

// Mitt Romney RSVPs ?no? to GOP convention

The former Mass. governor and 2012 Republican presidential nominee has no plans to attend the event this summer.

2 school staffers put on leave amid lead-tainted water probe

Officials are investigating why fountains in some schools were mistakenly turned on before water testing was complete.

// High lead, copper levels found in water at Natick schools

School district officials say they have addressed the problem and the water is safe to drink.

// Mayor Walsh remains open to Indycar race ? someday

Mayor Martin Walsh remains open to bringing an Indycar race to the city, he said Thursday.

// Boston?s doubling summer learning programs for children

Boston has ?shattered? a goal of expanding summer education to serve 10,000 students and will offer seats to nearly 12,000.

Casino dashed, horse racing set to return to Brockton Fairgrounds

The family that owns the property hoped it would be the new site of a $677 million casino and hotel complex.

// Photo appears to show Reading officer texting, driving

Reading police said they are investigating the photo, which was shared on social media.

Foxboro-11/11/15- The New England Patriots practiced for their upcoming game with the Giants on Sunday. QB Tom Brady listens to a reporters question at a press briefing before practice. Boston Globe staff photo by John Tlumacki(sports)

John Tlumacki/Globe Staff

Want Brady?s avocado ice cream recipe? It?ll cost you

The Patriots quarterback has released a pricey ?nutrition manual? that includes the recipe for his famous treat.

// Questions arise about California doctor?s response to Prince

Was a California doctor acting legally when he sent his son to Prince?s home with a drug?

// Peter Gabriel to advise on project to measure effects of music on health

Researchers have been tracking how songs influence biometric data collected from wearable devices.

// Joe Kennedy III profits from stock in pricey Hep C drug

Kennedy has earned stock value of up to $434,999 from investments in the manufacturer of a controversially priced hepatitis C drug.

// At 49, Janet Jackson?s pregnancy makes her quite rare

There were just 743 births to women age 50 and over in the US in 2014, out of almost 4 million.

Innovation Economy

// Adding a level of reality to online shopping

Boston-based Wayfair is among retailers experimenting with virtual and augmented reality to highlight shoppers? options.

Donald Trump in Indiana earlier this month.

Eric Thayer/The New York Times/File

?I love Hispanics!? Trump tweets while eating a taco bowl

Donald Trump tweeted a culinary tribute celebrating Cinco de Mayo on Thursday, drawing some backlash as the post went viral.

// Interested in free rent for a year? This fund-raiser thought you would be

Those who make a $10 donation to the Y2Y Harvard Square youth homeless shelter will be entered to win a year of rent-free living.

// Milton elementary school makes way for ducklings

A mother duck and her flock of 10 paraded through Glover Elementary School.

Ground Game

Ground Game

// Who will be Trump?s VP pick?

A Globe analysis of more than 70 former and current elected officials yielded seven people who could join his ticket.

The Big Picture

Globe photos of the month, April 2016

A look at some of the best images taken by Boston Globe photographers last month.