RIYADH, June 19 (Xinhua) -- Saudi Arabia's Public Investment Fund (PIF) said on Thursday it has launched Expo 2030 Riyadh Company to build and operate the facilities for Expo 2030 Riyadh.

The last major Social Security overhaul in 1983 gradually raised the full retirement age to 67, cutting benefits by 13 percent. Medicare eligibility remains unchanged: coverage begins at age 65.