Selena Gomez worries ex-flame Justin Bieber will break Hailey Baldwin's heartJune 19 (AZINS) Justin Bieber and model Hailey Baldwin have rekindled their romance after the 'Sorry' singer called it quits with Selena Gomez.

Hailey and Justin are just as on again off again as he was with Selena Gomez. He has been spotted with the supermodel taking in the summer in New York. In a latest TMZ video, the couple is seen kissing Manhattan area, right after they visited Rockefeller Park.

Bieber posted a picture on Instagram in which we can see him crouching down and talking to a kid. You will recognise that the girl standing next to Justin is Hailey if you pay close attention to her outfit.

While the copule is engaging in PDA, Selena Gomez is in Italy and is trying really hard not to care.

According to a report in Hollywoodlife, 'Back to You' singer is doing her best to ignore the buzz around Justin's new relationship.

"Selena is doing her best to not pay attention to what Justin is up to, but it’s impossible, her friends text her and tell her what is going on constantly. She enjoys being single but knowing Justin is moving on still hurts," the site quoted a source.

“Selena is sad things are the way they are between her and Justin because despite everything, she still has strong feelings for him,” the source continued. “Selena still misses him and thinks about Justin all the time.”

Based on her own experience with Justin the 13 Reasons Why producer is weary of Justin's new relationship. The source told the site that Selena has major doubts that this new relationship last for a long time. She knows how challenging it can be to be with the 'Love Yourself' singer. Selena is also hoping that Justin doesn't lose interest in Hailey and break her heart.

If Justin-Hailey relationship a summer fling or a beginning of something serious, only time will tell.