Assistance w/Scratch build wing or spare part

HEEELP MEEee! Have 1/72 XB-70 W / no Upper right wing half [xx(]can ANYONE HELP? ARRRGHHH!!!

Hi Johnny68. Have you tried contacting the model manufacturers to request a replacement part? they should provide one if it was missing when purchased…Greg

HEY,
Who made the model. I know that revell-monogram replaces missing and/or broken parts.

Randy