What does Kyrsten Sinema want in Democrats’ social spending bill? Here’s what we know.

Sinema, Coons said, wanted to know more about whether the program could be quickly grown to the scale that its supporters envision.

“It’s a perfectly reasonable question,” Coons added. “I spoke up in caucus and said, you know, this is one of the ones I’m working really hard on. And she said, ‘Okay, I need answers to this, this, this and this.’ ”