House Democrats sent letters to the potential buyers of the genetic testing company, asking how they plan to protect customer genetic data under a change of ownership.

An independent privacy official will oversee 23andMe’s proposed sale after Illinois and 26 other states raised concerns about selling customers' genetic data.

Twenty-seven states and the District of Columbia have sued the bankrupt genetic testing company 23andMe in an effort to block the company's sale of its customers' genetic data.