CNN Profiles - Jacqueline Howard - Reporter, CNN Health - CNN

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A man receives a nasal swab COVID-19 test at Tom Bradley International Terminal at Los Angeles International Airport (LAX) amid a coronavirus surge in Southern California on December 22, 2020 in Los Angeles, California.

CDC projects 'sharp decline' in Covid-19 cases by July, but calls variants a 'wild card'

A health care worker prepares doses of the Moderna Covid-19 vaccine at a drive-thru vaccination clinic in Portland, Oregon, on January 10, 2021.

Coronavirus deaths are down in the US, and vaccines may be partly responsible

One shot doses of the Johnson & Johnson COVID-19 vaccine are prepared at a clinic targeting immigrant community members on March 25, 2021 in Los Angeles, California. The clinic, run by the St. John's Well Child and Family Center, estimates it has vaccinated more than 100,000 people in the Los Angeles area amid reports of two undocumented women who were refused coronavirus vaccinations in Orange County Rite Aid stores. Rite Aid has called the refusals mistakes in a written statement. (Photo by Mario Tama/Getty Images)

CDC reports most J&J vaccine side effects are 'nonserious,' 17 cases of blood clot condition

Healthcare worker Caryn Blair (R) administers a Covid-19 vaccine to Nicolas Gonzalez Marcelino at Florida Memorial University Vaccination Site in Miami Gardens, Florida on April 14, 2021. - Florida Division of Emergency Management has opened a new permanent vaccination site at Florida Memorial University. The walk-up site will administer 200 doses of Moderna vaccine per day to any Florida resident over the age of 18. (Photo by CHANDAN KHANNA / AFP) (Photo by CHANDAN KHANNA/AFP via Getty Images)

Full FDA approval of Covid-19 vaccines could help fight vaccine hesitancy, officials say

Stephanie Schneck, an IU Health pharmacy resident, gives a Johnson & Johnson COVID-19 vaccine to Tritan Sons on Sunday, April 25, 2021, at Indianapolis Motor Speedway. After an 11-day pause to review side effects of the single-dose shot, the Indiana Department of Health began administering the Johnson & Johnson vaccine again Saturday at IMS. The Pfizer vaccine is also available at IMS, upon request.

Johnson Johnson Covid 19 Coronavirus Vaccine Shots Resume At Indianapolis Motor Speedway In Indiana Sunday April 25 2021

Weekly average of new Covid-19 deaths in US hits lowest point since July

Pharmacy technicians prepare doses of the Pfizer-BioNTech vaccine at a mass COVID-19 vaccination event on January 30, 2021 in Denver, Colorado. UCHealth, Colorado's largest healthcare provider, plans to vaccinate 10,000 seniors over 70 during the drive-up event this weekend. (Photo by Michael Ciaglo/Getty Images)

Pfizer and Moderna vaccines reduce Covid-19 hospitalization risk by 94% among older adults, CDC study says

NEW YORK, NEW YORK - APRIL 06: Visitors to Central Park wear masks in the spring sun on April 06, 2021 in New York City. After undergoing various shutdown orders for the past 12 months the city is currently in phase 4 of its reopening plan, allowing for the reopening of low-risk outdoor activities, movie and television productions, indoor dining as well as the opening of movie theaters, all with capacity restrictions. (Photo by Roy Rochlin/Getty Images)

CDC issues new outdoor mask guidance for fully vaccinated people