1) if your marriage was solemnised in india and after marriage both you and your husband settled in USA your husband can file for divorce in US .
2)its your call whether you want divorce from husband , grant him legal custody , accept his monetary settlment or reject his offer .
3)in USA you are entitled to husband 50%assets after marriage in case of divorce .
4) if either party wants divorce court grants divorce in USA
5) if you dont want divorce fly down to india immediately .
6) if you participate in divorce proceedings divorce decree would be binding in india .
7) you can file for divorce in india obtain child custody . but you wont get the settlement that is offered in USA
8) you may get 1/rd of husband income as maintenance provided you are not working .
9) take a call after discussing with your lawyer and family members