DOHA, Qatar (AP) — Arab nations isolating Qatar extended a deadline Monday for the energy rich country to respond to their demands by another 48 hours, allowing its top diplomat to carry a handwritten response to Kuwait's ruler in an effort to end the diplomatic crisis.

Whether another two days will be enough to end the crisis, however, may be a stretch.

Saudi Arabia, the United Arab Emirates, Egypt and Bahrain already have plans to meet in Cairo on Wednesday as the deadline expires to discuss their next moves. Meanwhile, Qataris signed a wall bearing a black-stencil likeness of their ruler, S...