In Texas if brother dies intestste siblings are nest of kin had sperately property and money before marrying Present wife .my bro was wealyhy

Brother died was wealthy when he married 2 Nd wife both had seperate and they kept seperate and each paid half of everything She immediately made her will and noe if she gets all year seperate property her children will inherit my brothers money her daughter is trying to run the show=Is there anything us siblings can do? He had told us he was going to make a will and leave half to us and half to wife ang there home . He did not like the syep children and they did not like him.