Top 7 stories of 2017 on ABC7.com

LOS ANGELES (KABC) -- 2017 was a memorable year in news. Take a look back at the top stories, videos, photos and social media posts on ABC7.com.

TOP 7 NEWS STORIES ON ABC7.COM :

Two adults and an 8-year-old student were killed in a murder-suicide shooting at an elementary school in San Bernardino, officials said.

TOP 7 STORIES ON SOCIAL MEDIA:

An Arizona trooper trying to help a motorist in a rollover crash was shot in an ambush-style attack by a random suspect, who was then fatally shot by a Good Samaritan driving by.

TOP 7 VIDEOS:

While being dropped off at school with her sisters, 13-year-old Fatima Avelica recorded her undocumented father being picked up by agents with the U.S. Immigration and Customs Enforcement.

TOP 7 PHOTO GALLERIES:

Adoptions are now open for dogs who were rescued from an alleged puppy mill in northwest Indiana four months ago.

TOP 7 WILDFIRE STORIES

Amid several brush fires burning in Southern California, a new blaze broke out in Huntington Beach Thursday.

MORE:

A look back at the year's biggest moments including the first year of Donald Trump's presidency, a historic solar eclipse and some major weather moments.

From a huge flub at the Oscars to sexual harassment and assault allegations against several stars, it was a big year in show biz.

From record flooding to disastrous wildfires, 2017 was one of the most catastrophic years ever for extreme weather across the U.S.