Conversation so far:
What happened during the Ohio Valley Wrestling in 2004 with Beth Phoenix?
Beth Phoenix debuted on OVW television in July 2004,
What did Beth Phoenix do while on television?
She changed her ring name to Beth Phoenix, and became the on-screen girlfriend and valet of Chris Masters.
How well did Beth Phoenix do on OVW television in 2004?
Beth Phoenix officially dropped the championship in a gauntlet match at the November 1 television taping, after she was eliminated by Katie Lea, who eventually won the match.
How many matches did Beth Phoenix win overall on OVW television in 2004?
Are there any other interesting aspects about this Beth Phoenix article about OVW besides that she was eliminated by Katie Lea, who eventually won the match.?
After sustaining an injury, Beth Phoenix returned to action in OVW on August 16, 2006, defeating Serena.

Question: What type of injury?
Self-contained rewrite: What type of injury did Phoenix sustain before Phoenix returning to action in OVW on August 16, 2006, defeating Serena?