Reuters General Motors39; Cruise cofounder and chief product officer Daniel Kan has resigned, the company told Reuters on Monday, a day after Cruise CEO Kyle Vogt quit.

Kan announced his resignation in a Slack message which was viewed by Reuters. The company and Kan offered no other details.

In his message to employees Kan noted that Cruise had been serving 10,000 rides per week. I know Cruise will achieve that again soon, he wrote.

The new exit comes at a tumultuous time for selfdriving taxi maker Cruise, which is undergoing a safety review of its U.S. fleet, leading to Vogt39;s resignation Sunday.

In a livestreamed meeting Monday, GM executives, including CEO Mary Barra, did little to assuage employees39; concerns, people who listened told Reuters. The company did not address a long list of questions workers had compiled concerning Cruise39;s future or about a controversial plan to halt a share resale program.

They shared nothing of substance, one of the people who listened to the meeting told Reuters.

Similarly, in his resignation announcement, Vogt, 38, offered little in the way of explanation.

I have resigned from my position, he wrote in an email to staff viewed by Reuters on Sunday. Barra in Monday39;s meeting said Vogt had resigned of his own accord.

Cruise39;s woes are also a setback for an industry dependent on public trust and the cooperation of regulators. The unit had in recent months touted ambitious plans to expand to more cities, offering fully…