PORT AU PRINCE, Haiti (CMC) — Haiti on Tuesday began three days of mourning following the weekend stampede at the historic Citadelle Laferrière that left between 25 and 30 people dead. The fort is a symbol of enslaved Haitians’ hard-won independence, when the enslaved population revolted against their oppressors and declared independence in 1804. The citadel was built in 1820 to defend against an anticipated French invasion which never came. The authorities...