deletions | additions       diff --git a/figures/spinning-mc2/spinning-masses.png b/figures/spinning-mc2/spinning-masses.png  new file mode 100644  index 0000000..8b48bcc  Binary files /dev/null and b/figures/spinning-mc2/spinning-masses.png differ diff --git a/figures/spinning-mc2/spinning-mc2.png b/figures/spinning-mc2/spinning-mc2.png  deleted file mode 100644  index 995dd4b..0000000  Binary files a/figures/spinning-mc2/spinning-mc2.png and /dev/null differ