具体佛罗里达法律：，hit and run， 伤害仅仅是财产，是轻罪，如果伤人，是重罪。

316.061 Crashes involving damage to vehicle or property.—  

http://www.flsenate.gov/Laws/Statutes/2015/316.061? 

(1) The driver of any vehicle involved in a crash resulting only in damage to a vehicle or other property which is driven or attended by any person shall immediately stop such vehicle at the scene of such crash or as close thereto as possible, and shall forthwith return to, and in every event shall remain at, the scene of the crash until he or she has fulfilled the requirements of s. 316.062. A person who violates this subsection commits a misdemeanor of the second degree, punishable as provided in s. 775.082 or s. 775.083. Notwithstanding any other provision of this section, $5 shall be added to a fine imposed pursuant to this section, which $5 shall be deposited in the Emergency Medical Services Trust Fund.

 

316.027 Crash involving death or personal injuries.—

http://www.flsenate.gov/Laws/Statutes/2015/316.027?

....

(2)(a) The driver of a vehicle involved in a crash occurring on public or private property which results in injury to a person other than serious bodily injury shall immediately stop the vehicle at the scene of the crash, or as close thereto as possible, and shall remain at the scene of the crash until he or she has fulfilled the requirements of s. 316.062. A person who willfully violates this paragraph commits a felony of the third degree, punishable as provided in