Priyanjan continues to flay the Pakistan attack slamming a couple of boundaries off Afridi to midwicket. SL 136-4 in 30 overs.
Sangakkara is run out after being sent back by Priyanjan and fails to beat the throw from Anwar Ali. SL 135-4 in 2.5 overs.
Kumar Sangakkara run out 51 (78b 3x4 0x6)
Ashan Priyanjan became the third Sri Lankan to score a ODI half century on debut.
Over 25 overs, Sri Lanka reach 113 for 3 after half way through the innnings.
Debutant Priyanjan is really playing well against the 'magician' Saeed Ajmal. SL reach 107-3 after 23 overs.
Bhatti bowls a maiden over. SL 1001-3 after 22 overs.
Sri Lanka score 100 runs after 21 overs.
Sangakkara (39) and Priyanjan (36) take their team to 98 for 3 wickets after 20 overs.
Saeed Ajmal bowls his first over, give 6 runs. SL reach 96/3 after 19 overs.
Shahid Afridi's 17th over was productive for Sri Lanka, scoring 8 runs in it. Sangakkara-Priyanjan partnership reach 50.
Lankan batsmen have been maintaining run rate nearly 5 runs per over.
Sri Lanka reach 78 for the loss of 3 wickets after 16 overs.
Poor bowling from Bhatti, gave away 10 runs in the first over.
Bowling changed from the other end also. Bilawal Bhatti replaces Umar Gul.
Bowling change: Shahid Afridi comes into to bowl in place of Junaid Khan. Afridi gave 4 runs his first over.
Priyanjan takes on Umar Gul, hits him 3 boundaries in the 10th over.
Sri Lanka reach half century after the first Powerplay.
None of the three Sri Lankan players could enter into double digits. Perera, Dilshan and Chandimal got out at 8, 8 and 5 runs - respectively.
Umar Gul strikes for the third time, Misbah takes catch of Chandimal. Sri Lanka lose 3rd wicket.
Dinesh Chandimal c Misbah-ul-Haq b Umar Gul 5 (12b 1x4 0x6)
Sangakkara and Chandimal take team to 36 for the loss of 2 wickets after 7 overs.
Sri Lanka reach 27 for the loss of 2 wickets after 5 overs.
Sri Lanka score 22 runs after 4 overs, losing the two openers.
Umar Gul strikes again, clean bowled Dilshan,
TM Dilshan b Umar Gul 8 (7b 1x4 0x6)
Lankans reach 10 for the loss of one wicket after 2 overs.
Umar Gul strikes in his first over, Sri Lanka lose their first wicket.
MDKJ Perera c Misbah b Umar Gul 8 (8b 1x4 0x6)
Sri Lanka score 6 runs in the first over bowled by Junaid Khan.
Sri Lanka win toss, opt to bat in must win game
Sri Lankan captain Angelo Mathews won the toss and opted to bat in the fourth one-day international against Pakistan in Abu Dhabi on Wednesday.
Pakistan, who lead the series 2-1, remained unchanged from the side which won the third match in Sharjah by 113 runs on Sunday.
Sri Lanka made three changes from the last match, bringing in Kithruwan Vithanage, Ashan Priyanjan and Suranga Lakmal in place of Dimuth Karunaratne, Thisara Perera and Seekkuge Prasanna.
Pakistan won the first match by 11 runs in Sharjah while Sri Lanka won the second in Dubai by two wickets.
Teams:
Pakistan: Misbah-ul-Haq (capt), Mohammad Hafeez, Sharjeel Khan, Ahmed Shehzad, Sohaib Maqsood, Umar Akmal, Shahid Afridi, Saeed Ajmal, Junaid Khan, Umar Gul, Bilawal Bhatti.
Sri Lanka: Angelo Mathews (capt), Tillakaratne Dilshan, Kusal Perera, Kumar Sangakkara, Dinesh Chandimal, Lasith Malinga, Kithruwan Vithanage, Nuwan Kulasekara, Sachithra Senanayake, Ashan Priyanjan, Suranga Lakmal.
Umpires: Ahsan Raza (PAK) and Richard Illingworth (ENG)
Tv umpire: Johan Cloete (RSA)
Match referee: Javagal Srinath (IND)