Answer:
In the first season we learn that Eobard Thawne - posing as Dr. Harrison Welles - deliberately caused the particle accelerator to go boom to "make" Barry the Flash. We also learned he changed history by doing so, as it would have gone off by accident in 2024 had he not changed anything
Explanation:
I haven’t read the book but I’m pretty sure u can find it in cliff notes :)
Melindas burrow is a safe place to protect her from those who want to hurt her