Usman Dar among other PTI workers arrested and subsequently released; Imran says his govt never stopped any of the PDM's jalsas.
As many as 85 suspects have been arrested in connection with the case so far, investigator says.
Suspects remanded in police custody by a Gujranwala anti-terrorism court for 15 days.
Seven more prime suspects apprehended over Priyantha Kumara's killing, taking total arrests to 131.
Punjab police say 124 people have been arrested in total so far; 13 produced in criminal court and remanded in police custody.
Rajapaksa confident PM Imran would bring culprits to justice; SMQ says Sri Lanka does not blame Pakistan as more condemn the act.
Sri Lankan foreign ministry calls upon Pakistani authorities to "take the required action to investigate and ensure justice".
The siblings were beaten and gravely injured by police, family says.
"The nations that progress are the ones that invest in their people," says Imran Khan.
21-year-old Kashif met Maria Helena, a 41-year-old reiki master from California, online a year ago.
Local administration officials say they were joined by a mob while they demolished 'illegal' building.
Iqbal "in high spirits," Shahbaz says; one suspect arrested.
Victim's father claims police have changed the nature of crime in FIR, saying she was set ablaze by the accused.
Foreign minister pardons his attacker, saying: "I don't have any enmity with him."
Three minor girls also sustained burn injures, police say.
Aijaz died on the spot and his body was shifted to Civil Hospital Daska for post-mortem examination.
ISPR says Indian border security forces targeting civilian populations near border with firing, mortar shelling.
Two dumper trucks were racing when a herd of sheep came onto their path.
BSF officials handed over the woman's body to her family.
Victim's throat was slit after the assault.