President Biden updated his vaccination goals on Tuesday. By July 4, he hopes 70% of U.S. adults have been administered a first COVID-19 vaccine dose and 160 million adults are fully vaccinated. (AP)

A colonoscopy study conducted at Johns Hopkins University has generated controversy over the possible exploitation of Black patients. Critics have raised questions about informed patient consent. (STAT)

U.K.-based startup Mogrify has attracted $17 million in funding to explore reprogramming cells to treat inherited retinal degradation. The therapy would compete with Spark Therapeutics’ Luxturna, which replaces the mutated RPE65 gene with a normal copy. (Endpoints News)

The White House said it will make unordered COVID-19 vaccine doses available to states where demand exceeds supply. The shift in federal distribution is designed to speed up the vaccination process in undersupplied regions. (The Washington Post)

Older Americans and people with underlying conditions will be the first to receive COVID-19 booster shots, Pfizer’s chief scientific officer said. Since the vaccine’s 95% efficacy may wane over time, some experts believe people will need yearly booster shots. (CNBC Weekly)