Updated as of July 10
Foreign ministers from Iran and the world's six major powers — Britain, China, France, Germany, Russia, and the United States — resumed talks in Vienna on June 28 with only days remaining before the deadline for a final nuclear deal. The following are pictures and tweets from the final round of talks.
Peace is possible. #IranTalksVienna pic.twitter.com/i5TXVuQabE
— Reza Marashi (@rezamarashi) June 28, 2015
Zarif: Talks proceeding well, forward #IranTalksVienna pic.twitter.com/EXtF0qzC5y
— mehdi mahmoudi (@mehdimahmudi) July 2, 2015 
A diplomat's diet at the Iran nuclear talks: Twizzlers and string cheese http://t.co/YvMo69v3Vl (via @sophie_tatum) pic.twitter.com/dVCPW2EmXi
— CNN Politics (@CNNPolitics) July 8, 2015Pic: #Zarif & #Araghchi in Coburg hotel in #Vienna today. #IranTalks #IranTalksVienna #NuclearTalks pic.twitter.com/Xbg7vU41Hu
— Nuclear Talks (@NuclearTalks) July 9, 2015#Diplomacy w #Iran enjoys strong support from #US public http://t.co/cp3nuYnKXo #IranTalks #IranTalksVienna #IranDeal pic.twitter.com/yg5K3gF4AC
— Iran (@Iran) July 1, 2015
Best photo of the day (so far): Moniz and Salehi meeting alone this morning, in the basement of the Palais Coburg. pic.twitter.com/glxnqYrFed
— Matt Viser (@mviser) July 9, 2015
I recognize our negotiators as trustworthy, committed, brave and faithful. #IranTalks https://t.co/gj5IMikjL7 pic.twitter.com/MTCWJi41K0
— Khamenei.ir (@khamenei_ir) June 30, 2015
Diplomacy laughing in #IranTalksVienna pic.twitter.com/Sz26uukRAf
— mehdi mahmoudi (@mehdimahmudi) June 30, 2015
.@JohnKerry begins final round of #IranTalks http://t.co/1cPqAj69lj #Iran #IranTalksVienna #Kerry @CMorelloWP pic.twitter.com/8iZhsEYfpL
— Iran (@Iran) June 27, 2015#IranTalks behind the scenes @FedericaMog #IranTalksVienna pic.twitter.com/ag4huuhHHV
— EU External Action (@eu_eeas) July 8, 2015
History will remember both of them... pic.twitter.com/XKfFdZ5FUI
— Sobhan Hassanvand (@Hassanvand) June 28, 2015
Iran Talks: Days Dwindle Down to a Precious Few http://t.co/I5q7VzXLlS pic.twitter.com/lRcRywn65B
— LobeLog (@LobeLog) June 27, 2015
@JZarif, @JohnKerry wrap up first meeting after 2 hrs. next meeting in about 2 hours. #IranTalksVienna pic.twitter.com/KPnUtNamzb
— Mehr News Agency (@MehrnewsCom) June 27, 2015
@JZarif و #خندههایش... در دیدار ظریف و لاوروف @MehdiMehdistar @BehzadSabery @HossainiSma pic.twitter.com/tlfdcAgNTf
— Zahra Asghari (@ZahraAsghari) June 30, 2015
When Salehi re-joins after weeks / #NuclearTalks #IranTalks pic.twitter.com/SLBqq037cl
— Nuclear Talks (@NuclearTalks) June 30, 2015
Pic: #NuclearTalks btw #Zarif & #Lavrov is underway... #IranTalks #IranTalksVienna pic.twitter.com/j9pBzLSdkk
— Nuclear Talks (@NuclearTalks) June 30, 2015
#PICTURE: Zarif & Salehi's arrival pictures this morning in Vienna airport. #IranTalks #IranTalksVienna pic.twitter.com/hUFcwXNcIq
— Abas Aslani (@abasinfo) June 30, 2015
#US, #Iran achieve progress on #sanctions issue at N. talks http://t.co/LYHExAtsGS #IranTalksVienna #IranDealVienna pic.twitter.com/vPqGz7yGcG
— Iran (@Iran) June 30, 2015
تصویر: عیادت مونیز، وزیر انرژی آمریکا، از صالحی، رییس سازمان انرژی اتمی ایران، در حاشیه مذاکرات هستهای ایران در وین pic.twitter.com/3Hk0S8mqtS
— روزنامه شرق (@SharghDaily) June 30, 2015
#IranTalks began while #Iran's FM Zarif sitting in wheelchair & is ending W/ Kerry on crutches! pic.twitter.com/kOo1Rq7pXr
— Mojtaba (@MohammadZaam) June 27, 2015
Photo credit: Kerry and Lavrov, Moniz, Kerry on crutches, Kerry looking at balcony by U.S. Dept of State via Flickr Commons, U.S. Government work