5 Things to Know This Morning

— -- Your look at the five biggest and most buzz-worthy stories of the morning.

1. New Boeing 787-9 Dreamliner Makes Dizzying Takeoff in Test Flight

Better lock up those tray tables.

Boeing pilots took the company's new 787 Dreamliner on a vertigo-inducing test flight, complete with a dizzying climb off the runway, a new video shows.

In the clip posted on the company's YouTube channel earlier today, ahead of the Paris Air Show starting on June 15, Boeing’s expert crew are seen rehearsing the stomach-church aerobatic display that will be performed at the art show.

2. Female New York Prison Employee Was Investigated For Alleged Relationship with Escaped Convict, Sources Say

New York State corrections officials investigated whether a female prison worker and one of the escaped murderers who is currently on the lam had a relationship before the duo made their daring escape, according to two sources briefed on the probe.

But the investigation ultimately concluded that there was not enough evidence to take any action against Joyce Mitchell, the sources said.

Two sources said that Mitchell, a supervisor at the Clinton Correctional Facility tailor shop, was quizzed within the past year over an alleged relationship with David Sweat, one of the two escapees who broke out of the lockup in Dannemora.

3. Man Allegedly Linked to Boston Terror Suspect Usaama Rahim Arrested, Sources Say

A man was arrested in Rhode Island Thursday night for allegedly being connected to accused Boston terror plotter Usaama Rahim, sources said.

According to the sources, Nicholas Rovinski, 24, was picked up at 8:15 p.m. at his home in Warwick, Rhode Island without incident. The charges against him were sealed.

Authorities searched the man's home previously but did not make an arrest. It was unclear what prompted the FBI to make the arrest Thursday.

4. Transgender Teen Sues Virginia School Board for Allegedly Not Allowing Him to Use Boys Room

A transgender teen from Virginia is suing the Gloucester County school board for allegedly discriminating against him by adopting a bathroom policy that doesn't allow him to use the boys room, a move that "undermines his social transition," according to court documents and the American Civil Liberties Union, which filed the suit.

Gavin Grimm, 16, told ABC News today that he's been adhering to the policy while at school, so he usually "holds it" the whole day until he's out. Otherwise he has to go to the nurse's or staff bathroom.

"It’s very stressful and humiliating," said Grimm, who was allegedly called a "freak" by a community member. "It makes it impossible for me to live as myself peacefully. The issue has outed me on grand scale, which should never have to happen to anyone."

5. Robbers Drive Truck Through Texas CVS in Failed Attempt to Steal ATM, Video Shows

It was a smash and grab -- without the grab.

A group of hapless thieves drove an SUV through the front of a Dallas CVS and tried to steal an ATM Thursday, but gave up after attempts to dislodge the machine by smashing into it with the massive vehicle failed, according to the Dallas Police Department.

The suspect driving the Chevy Suburban can be seen on stunning surveillance video repeatedly trying to back up into the ATM to try and free it at 2:30 a.m., police said. Three other suspects can be seen exiting the the vehicle and running out of the camera's sight.