The Israel Gymnastics Federation said it was appealing Indonesia's decision to block the country's gymnasts from competing in a world championship, calling the move by the world's largest Muslim-majority country "outrageous."The Southeast Asian nation said on Friday it had denied visas to Israeli gymnasts amid an outcry over Israel's military offensive in Gaza, costing Israeli athletes a spot in this month's World Artistic Gymnastics Championship in Jakarta.In an emailed statement late on