Lahore, April 26 -- A stunning collapse from Karachi Kings saw Quetta Gladiators claim a five-run victory in the Pakistan Super League.

Karachi lost six wickets for 22 runs in the space of 5.4 overs as their chase disintegrated following a promising start on Friday night.

Needing 143, Karachi were cruising at 75-1 thanks to 47 from opener Tim Seifert and 30 from James Vince.

But Seifert's dismissal at the end of the 12th over saw them slip from 93-2 to 115-8 with just 15 balls remaining.

Hasan Ali's battling unbeaten 24 from 13 deliveries lifted Karachi back to within sight of victory, but it was too little, too late.

Mohammad Wasim, Mohammad Amir and Khurram Shahzad picked up two wickets apiece for Quetta, who secured their second win...