President Joe Biden and first lady Jill Biden meet with troops at a FEMA COVID-19 mass vaccination site at NRG Stadium in Houston.

Cars line up in a parking lot at NRG Park as people wait to receive a COVID-19 vaccine at a federally supported supersite at the Harris County facility, in Houston.

Cars line up in a parking lot at NRG Park as people wait to receive a COVID-19 vaccine at a federally supported supersite at the Harris County facility, in Houston.

A man peers out from under a blanket while trying to stay warm in below freezing temperatures in Houston.

People wait in line to purchase groceries in Houston.

Cristina Lucero's hands are covered in snow while building a snowman in Houston.

Jeongeun Lee6, of South Korea, hits from the second tee during the final round of the U.S. Women's Open golf tournament in Houston.

Houston SPCA staff members Linnea Wood, foreground, and Calista Stover carry pets from the Galveston Island Humane Society, onto a Wings of Rescue plane headed to Dallas/Fort Worth...

Roxie Washington weeps with Gianna Floyd, the daughter of George Floyd as they attend the funeral service for George Floyd at The Fountain of Praise church in Houston.

Pallbearers recess out of the church with the casket following the funeral for George Floyd at The Fountain of Praise church in Houston.

Family members stand up and react as the Rev. Al Sharpton gives the eulogy during the funeral for George Floyd at The Fountain of Praise church in Houston.

Family members react as they view the casket during the funeral for George Floyd at The Fountain of Praise church in Houston. Floyd died after being restrained by Minneapolis Polic...

The casket of George Floyd is placed in the chapel during a funeral service for Floyd at the Fountain of Praise church in Houston.

Local residents and Alumni of Jack Yates High School take part in a candle light vigil to honor George Floyd in Houston in Houston. Floyd died after being restrained by Minneapolis...

The casket of George Floyd is removed after a public visitation for Floyd at the Fountain of Praise church in Houston.

Kisha Coleman pauses by the casket of George Floyd during a public visitation for Floyd at the Fountain of Praise church in Houston.

Artists Alex Roman, better known as Donkeeboy, and his mother Sylvia Roman, better known as Donkeemom, pose in front of their mural honoring George Floyd in Houston.

In this file photo, US President Donald Trump listens as India Prime Minister Narendra Modi introduces him during the "Howdi Modi" event at NRG Stadium in Houston.

Memorial Hermann Hospital healthcare professionals take a group photo on the helipad as they wait for the U.S. Navy's Blue Angels to fly over the Medical Center in Houston. The Blu...

A woman is taken on a stretcher by healthcare professionals into the United Memorial Medical Center after going through testing for COVID-19 in Houston. People were lined up in the...