private static void useScanner(String filePath) {

	long startTime = new Date().getTime();

	try (Scanner scanner = new Scanner(Paths.get(filePath))) {
		while (scanner.hasNext()){
			String[] lineParsed = scanner.nextLine().split("\\t");
			addStateToCity(lineParsed[3], lineParsed[4]);
		}
	} catch (IOException e) {
		e.printStackTrace();
	}

	System.out.println("Scanner took: " + (new Date().getTime() - startTime) + " ms.");

}