LITTLE ROCK, Ark. – A group looking to expand access to medical marijuana in Arkansas by putting the issue on the November ballot is now getting some more time to get the needed petition signatures. Officials with Secretary of State John Thurston's office said that the group, Arkansans for Patient Access, is receiving a 30-day cure period after collecting approximately 77,000 signatures. Mellissa Fults with Arkansans for Patient Access said gett…