Members of the New York Police Department, Fire Department of New York and Port Authority of New York and New Jersey Police Department carry an American flag at the beginning of the memorial observances on the 13th anniversary of the Sept. 11 terror attacks on the World Trade Center in New York, Thursday, Sept. 11, 2014.   In New York, family members of those killed at the World Trade Center will read the names of the victims at a ceremony at ground zero. (AP Photo/Andrew Burton, Pool)

Photos: Nation remembers 9-11

The nation pauses Thursday to mark the thirteenth anniversary of the Sept. 11, 2001 terror attack.

In this Sunday, Sept. 7, 2014 photo, 1 World Trade Center towers above the lower Manhattan skyline in New York. Thirteen years after 9/11 forever changed the New York skyline, officials say developments at the World Trade Center are on track and on budget. (AP Photo/Mark Lennihan)

Photos: World Trade Center

Thirteen years after 9/11 forever changed the New York skyline, officials say developments at the World Trade Center are on track and on bud…

AP---Harvest-Moon-in-KCMO

Photos: Harvest moon 2014

The Harvest Moon is the full moon closest to the autumnal equinox. Seen on Sept. 8, 2014, it was also the third and final “supermoon” of 201…

Viewer submitted photo from Darin Stewart.

Photos: Scott City fire

Viewers have been sending photos of the Scott City fire in to KSN. You can check them out here.

The Tungurahua volcano throws ash and stones during an eruption seen from Banos, Ecuador, Sunday, Aug. 31, 2014. The volcano entered an eruptive phase in 1999 and continues to this day. (AP Photo/Dolores Ochoa)

Photos: Top 10 pictures of the week

This week’s collection includes people walking along a beach in Santa Monica, California and a volcano erupting in Ecuador.