Jerry,

You might be interested in this account:

http://www.tsha.utexas.edu/handbook/online/articles/FF/ffa2.html
Handbook of Texas Online: "The Texans were imprisoned by the Mexicans at Goliad and subsequently murdered by order of Antonio López de Santa Anna on March 27, 1836. Fannin, because he was wounded, was shot separately at the mission on the same day."