article_snippet.sent: Thomas Brock (left) widow Julie (right) said His widow Julie (right) and His widow Julie (right) husband had no idea who the men were .
article_snippet.sent: It is unclear which brother was involved from the start of the incident.
article_snippet.sent: Thomas Brock (left) widow Julie Brock told KHOU: 'This is just unbelievable. '
article_snippet.sent: We didn't even know these guys.
article_snippet.sent: these guys came and killed a man that was a wonderful husband and wonderful father.'