Nested domains rethrowing errors to outer domain

gistfile1.js

var domain = require('domain');
var d = domain.create();

d.on('error', function (err) {
	console.log('Outer');
	console.log(err);
});

d.run(function () {
	var  d2 = domain.create();
	var outer = process.domain;

	d2.on('error', function (err) {
		console.log('Inner');
		console.log(err);
		outer.run(function () {
			throw err;
		});
	});

	d2.run(function () {
		process.nextTick(function () {
			throw new Error('I did a bad');
		});
	});

});