Firefighters sent to a water main break in Davie, Florida, instead found themselves helping police contain an alligator — one that officials said had worried nearby residents for the last two years. What happened? According to Local 10 News, at about 5:18 a.m., Davie Fire Rescue crews were called to the 3900 block of Southwest 84th Terrace because of a reported water main break. Once there, responders discovered the situation involved more than …