public int numNearbyGPS(Status s)
	{
		//get current tweet's gps
		double[] gps = getTweetGPS(s);
		if(gps == null) return 0;
		
		int count = 0;
		for(double[] g : gpss){
			double d = distance(g[0],g[1],gps[0],gps[1],'M');
			System.out.println("DIST: " + Double.toString(d));
			//If distance between current tweet and tweet in cache is less than 30 miles
			if(d <= CLOSE_DISTANCE)
				count++;
		}
		return count;
	}