Climbing on the roof to look at stars in the middle of summer. Making French toast and popcorn. Kind eyes. These are some of the memories 12-year-old Tilly Breimhorst has of her grandfather, Craig. Today, we talk to her about how she is processing sadness, anger and grief after losing him to coronavirus. For more information on today’s episode, visit nytimes.com/thedaily.  Background reading: In personal and profound ways, the coronavirus crisis has created a sense of collective loss. Here are some ways to grieve.