On Tuesday's Houston Matters: Harris County Judge Lina Hidalgo answers your questions about the COVID-19 response and issues facing the county. You can submit yours now to [email protected].

Also this hour: Mayor Sylvester Turner has proclaimed April 19 through May 7 Lights Out Nights, encouraging businesses, residents, and building managers to turn off non-essential exterior lighting overnight -- the period of peak migration for birds through Texas. Local bird expert Dr. Richard Gibbons from Houston Audubon discusses that and answers your questions about birds in Greater Houston.

And former Houstonian Matthew Broussard explains how he uses his math degree from Rice University in his comedy.