In our Year in Review, we look back on the murders, tragedies, restaurant news, celebrity sightings and #SMH moments that impacted the Hudson Valley in 2017.

In this post, we take a look back at tragedies that rocked this Hudson Valley this year.

Two Arlington High School students lost their lives in a one-car rollover collision.

Just before Dec., a Putnam County man, a teacher in the Bronx, was found dead in his school's bathroom from an apparent heroin overdose. He leaves behind three children and a pregnant wife.

In Jan., car that fled a Dutchess County stabbing caused the fatal accident on the Mid-Hudson Bridge.

In Nov., a Rockland County officer was fatally shot in the head driving in Orange County. 

In July, a man died after he fell hiking at Breakneck Ridge.

A 22-year-old from Poughkeepsie died after he crossed the double yellow lines on Route 44.

A mother who was a passenger on her husband's motorcycle lost her life when two motorcycles collided. Two others were seriously injured.

A 49-year-old Ulster County school bus driver was found dead in the back of his empty bus.

An on-duty Fallsburgh police officer was found dead inside his home.

After spending time in prison for killing a man while driving drunk, an Ulster County man was accused of another fatal drunk driving accident.

A Saugerties man admitted he was very drunk and high when he crashed his car and killed his 22-year-old friend.

A former cop, a man who had ties to a local quadruple-homicide suspect, committed suicide after he was pulled over by police near an elementary school.

One worker died after a wall collapsed at a construction site in Poughkeepsie.

A 28-year-old Walden man was killed when an alleged drunk driver crashed head-on into his car in Montgomery.

One person died after a five-car crash on Interstate 84, near exit 20.

A 40-year-old from Phoenica died in a wood cutting accident.  

A Putnam County woman trying to pass a tractor-trailer collided head-on with a car driving in the opposite direction, killing the other driver.

A teen and a 26-year-old lost their lives when their car hit a tree in Gardiner. 

A three-state search for a missing elderly Sullivan County man spanning eight months, ended when his remains and SUV were found in the woods. 

A mother and her young son lost their lives following a Black Friday fire in the Newburgh. 

An Ulster County woman was killed when her cab was hit by an oncoming tree. 

A Dutchess County woman lost her life in a fire inside her Hopewell Junction home. 

Our thoughts and prays are with all of the family friends of the people mentioned in this article.

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Check out the Top 5 stories of 2017 from Hudson Valley Post.