To the Q team, Are you aware the 9. Tutorial (Advanced) - Backtesting with Zipline is broken!

I get this error on running it..

HTTPErrorTraceback (most recent call last)
in ()
5 algo_obj = TradingAlgorithm(
6 initialize=initialize,
----> 7 handle_data=handle_data
8 )
9

/build/src/qexec_repo/zipline_repo/zipline/algorithm.pyc in init(self, *args, **kwargs) 275
276 if self.trading_environment is None:
--> 277 self.trading_environment = TradingEnvironment()
278
279 # Update the TradingEnvironment with the provided asset metadata

/build/src/qexec_repo/zipline_repo/zipline/finance/trading.pyc in init(self, load, bm_symbol, exchange_tz, trading_calendar, asset_db_path, future_chain_predicates) 99 trading_calendar.day,
100 trading_calendar.schedule.index,
--> 101 self.bm_symbol,
102 )
103

/build/src/qexec_repo/zipline_repo/zipline/data/loader.pyc in load_market_data(trading_day, trading_days, bm_symbol) 162 # We need the trading_day to figure out the close prior to the first
163 # date so that we can compute returns for the first date.
--> 164 trading_day,
165 )
166 tc = ensure_treasury_data(

/build/src/qexec_repo/zipline_repo/zipline/data/loader.pyc in ensure_benchmark_data(symbol, first_date, last_date, now, trading_day) 217 symbol,
218 first_date - trading_day,
--> 219 last_date,
220 )
221 data.to_csv(get_data_filepath(filename))

/build/src/qexec_repo/zipline_repo/zipline/data/benchmarks.pyc in get_benchmark_returns(symbol, start_date, end_date) 57 index_col='Date',
58 usecols=["Adj Close", "Date"],
---> 59 squeeze=True, # squeeze tells pandas to make this a Series
60 # instead of a 1-column DataFrame
61 ).sort_index().tz_localize('UTC').pct_change(1).iloc[1:]

/usr/local/lib/python2.7/dist-packages/pandas/io/parsers.pyc in parser_f(filepath_or_buffer, sep, delimiter, header, names, index_col, usecols, squeeze, prefix, mangle_dupe_cols, dtype, engine, converters, true_values, false_values, skipinitialspace, skiprows, skipfooter, nrows, na_values, keep_default_na, na_filter, verbose, skip_blank_lines, parse_dates, infer_datetime_format, keep_date_col, date_parser, dayfirst, iterator, chunksize, compression, thousands, decimal, lineterminator, quotechar, quoting, escapechar, comment, encoding, dialect, tupleize_cols, error_bad_lines, warn_bad_lines, skip_footer, doublequote, delim_whitespace, as_recarray, compact_ints, use_unsigned, low_memory, buffer_lines, memory_map, float_precision) 560 skip_blank_lines=skip_blank_lines)
561
--> 562 return read(filepath_or_buffer, kwds)
563
564 parserf.name = name

/usr/local/lib/python2.7/dist-packages/pandas/io/parsers.pyc in read(filepath_or_buffer, kwds) 299 filepath_or_buffer, _, compression = get_filepath_or_buffer(
300 filepath_or_buffer, encoding,
--> 301 compression=kwds.get('compression', None))
302 kwds['compression'] = (inferredcompression if compression == 'infer'
303 else compression)

/usr/local/lib/python2.7/dist-packages/pandas/io/common.pyc in get_filepath_or_buffer(filepath_or_buffer, encoding, compression) 306
307 if is_url(filepath_or_buffer):
--> 308 req = _urlopen(str(filepath_or_buffer))
309 if compression == 'infer':
310 contentencoding = req.headers.get('Content-Encoding', None)

/usr/lib/python2.7/urllib2.pyc in urlopen(url, data, timeout, cafile, capath, cadefault, context) 152 else:
153 opener = opener
--> 154 return opener.open(url, data, timeout)
155
156 def installopener(opener):

/usr/lib/python2.7/urllib2.pyc in open(self, fullurl, data, timeout) 433 for processor in self.process_response.get(protocol, []):
434 meth = getattr(processor, meth_name)
--> 435 response = meth(req, response)
436
437 return response

/usr/lib/python2.7/urllib2.pyc in http_response(self, request, response) 546 if not (200 <= code < 300):
547 response = self.parent.error(
--> 548 'http', request, response, code, msg, hdrs)
549
550 return response

/usr/lib/python2.7/urllib2.pyc in error(self, proto, args) 471 if http_err:
472 args = (dict, 'default', 'http_error_default') + orig_args
--> 473 return self._call_chain(args)
474
475 # XXX probably also want an abstract factory that knows when it makes

/usr/lib/python2.7/urllib2.pyc in _call_chain(self, chain, kind, meth_name, args) 405 func = getattr(handler, meth_name)
406
--> 407 result = func(args)
408 if result is not None:
409 return result

/usr/lib/python2.7/urllib2.pyc in http_error_default(self, req, fp, code, msg, hdrs) 554 class HTTPDefaultErrorHandler(BaseHandler):
555 def http_error_default(self, req, fp, code, msg, hdrs):
--> 556 raise HTTPError(req.get_full_url(), code, msg, hdrs, fp)
557
558 class HTTPRedirectHandler(BaseHandler):

HTTPError: HTTP Error 404: Not Found