On Tuesday's show: A challenge on religious grounds to a requirement that health insurance providers cover HIV prevention medications was heard at the U.S. Supreme Court on Monday. Legal expert Seth Chandler explains the case, which stemmed from Texas.

Also this hour: Houston has higher rates of sexually transmitted infections compared to the rest of Texas, according to Harris County Public Health. We discuss how local public health professionals are fighting STIs and misinformation.

Then, on this Earth Day, we revisit a 2022 conversation with Rice University historian Douglas Brinkley about how one book sparked the great environmental awakening of the 1960s and 70s.

And we talk with musician and Houston native David Ramirez, who’s performing Wednesday at The Heights Theater.