Steps to reproduce:open the twitter application scroll 20 or 30 times down the list and wait each time until the tweets are downloaded begin reading where you stoped the day before and scroll slowly up lock at some point the device and leave it alone for a hour unlock the device expected outcome:the list is perhaps updated, but still at the tweet you left it actual outcome:you see a only several minutes old tweet and you are at the top of the list if you scroll down the list is only several tweets long and you need to swipe and wait again several times until all tweets are reloaded