During these confusing and unprecedented times, we all have questions. The NewsHour is beginning a new weekly segment in which viewers submit theirs to us online and via social media, and we’ll do our best to track down some answers.

Andrew Speaker, the Atlanta lawyer diagnosed with a drug-resistant strain of tuberculosis, told a Senate panel Wednesday via phone that doctors did not explicitly warn him not to travel, though health officials disagreed. The NewsHour reports on the hearing.