public void lookUpPLayer(String ln){
  	   if(root == null){  // this is for first node
  		   System.out.println("there's no player in the roster");
 	   }
 	   else{ 
 		   Node compare = root;
 		   while(true){
 			   if(ln.compareTo(compare.getPlayer().getName().getLast()) < 0){
 				   if(compare.getLeft() == null){
 			  		   System.out.println("couldnt find a player with the name you entered");
 					   return;
 				   }
 				   else{
 					   compare = compare.getLeft();
 				   }
 			   }
 			   else if(ln.compareTo(compare.getPlayer().getName().getLast()) > 0){
 				   if(compare.getRight() == null){
 			  		   System.out.println("couldnt find a player with the name you entered");
 					   return;
 				   }
 				   else{
 					   compare = compare.getRight();
 				   }
 		   		}
 			   else if(ln.compareTo(compare.getPlayer().getName().getLast()) == 0){
 				   compare.getPlayer().showInfo();
 				   return;
 			   }
 		   	}
 	   }
    }