If US citizen's child's parents, are at work abroad. US citizen child is staying with grand-parent in US. Grandparents are on temporary 6 months visit visa.
1) Can grand-parent apply for passport of US citizen grandchild ?
2) Does grand-parent need to be appointed as legal guardian ?
3) Can US child leave the country with a grand-parent to go to his/her parent ?
Note: Grandparent / nor Parents are US citizens nor do they reside in US (non-residents)