Senate health committee ranking Republican Bill Cassidy (LA) and Sen. Tommy Tuberville (AL) want to know why it took HHS nearly two weeks to issue a formal statement and take steps to mitigate the Change Healthcare cyber-attack that occurred Feb. 21, and demand HHS Secretary Xavier Becerra respond to a slew of questions by April 3. The Republicans argue in a letter sent to Becerra Thursday (March 21) that HHS should have provided more information to Congress on the attack...